Question 1

Q: What are the release dates for the BEBR estimates and projections?

A: The BEBR estimates and projections for 2023 will be released in the first quarter of 2024.

Question 2

Q: Where can I find current population estimates for Florida’s cities, counties, and unincorporated areas?

A: Florida’s population is growing. But not as fast as it used to.

Florida’s population is growing. But not as fast as it used to.

Florida’s population grew by 1.6 percent in 2012, or by about 236,000 people. This was the second-fastest growth rate in the U.S., behind only North Dakota’s 2.2 percent growth.

The state’s population growth rate was

Question 3

Q: Where can I find population estimates and projections broken down by various demographic characteristics?

A: The population of Florida is projected to grow from 21.3 million in 2020 to 28.9 million in 2050. The population is projected to be majority non-Hispanic white until 2042, when it is projected to be majority Hispanic. The non-Hispanic black population is projected to grow from 3.1 million in 2020 to 4.4 million in 2050. The Hispanic population is projected to grow from 4.9 million in 2020 to 11.8 million in 2050.

Question 4

Q: Where can I find more age and race detail?

A: The population of Florida is projected to grow from about 20 million in 2020 to nearly 27 million by 2050. The state's population is expected to be majority Hispanic by 2038, and non-Hispanic white residents are projected to decline from about 60 percent of the state's population in 2020 to less than 50 percent by 2050. The number of Floridians age 65 and over is projected to more than double from about 4 million in 2020 to nearly 9 million by 2050.

Question 5

Q: What is a census?

A: The census is used to count all people living in the United States.

Question 6

Q: What is an enumerator?

A: Enumerators are Census Bureau employees who collect census information in-person. They carry identification and materials with the Census Bureau logo.

Question 7

Q: How are census data collected?

A: You can respond to the 2020 census online, by mail, or by phone.

Question 8

Q: What questions aren’t on the 2020 Census?

A: The census will not ask you for your social security number, bank account information, or information about your political party affiliation. The census form will not include any questions about your religion or citizenship status.

Question 9

Q: How can I help ensure an accurate census count in my community?

A: Make sure you and your family are registered to vote.

Make sure you are counted in the census.

Help your community by spreading the word about the importance of the census and voting.

Question 10

Q: How is a record uniquely identified?

A: click here to download the IPUMS data file

This website is powered by data from the Integrated Public Use Microdata Series (IPUMS). IPUMS makes Census and other U.S. data available to the public for free.

To create this website, I downloaded a subset of the IPUMS data for the United States for the years 1980, 1990, 2000, and 2010. The file contains data for every individual in the sample.

The file I

Question 11

Q: What is a 95% confidence interval?

A: A confidence interval is a range of values that’s likely to include a certain value. A 95% confidence interval means the range will include the true value of that number 95% of the time.

Question 12

Q: What is the 2010 Census?

A: The census is important for representation and government funding.

Question 13

Q: What are census tracts, blocks and block groups?

A: A census tract is a small, relatively permanent statistical subdivision of a county, delineated by the U.S. Census Bureau in cooperation with local officials for the purpose of tabulating census data.

A block is the smallest geographic unit used by the U.S. Census Bureau for tabulating data. A block is generally the area between two intersecting streets, bounded by property lines or other features.

A block group is a small, relatively permanent statistical subdivision of a

Question 14

Q: How does the Census Bureau know where people live?

A: The Census Bureau relies on an accurate and up-to-date list of residential addresses to count every person.

Question 15

Q: Where does the Census Bureau count people who have more than one home?

A: The Census Bureau has established residency rules to provide guidance to respondents who may be unsure of how (or where) to record their residence on April 1.

Question 16

Q: When does the 2020 Census start?

A: The 2020 Census begins in January 2020 in Alaska and notices and forms will start arriving in the mail in March 2020.

Question 17

Q: How will the 2020 Census count everyone?

A: The Census Bureau will attempt to count everyone in the United States in 2020, but some people will be missed and some will be counted more than once. The net undercount rate is the difference between the number of people who were missed and the number who were counted more than once, expressed as a percentage.

Question 18

Q: When will 2020 Census results be released?

A: The Census Bureau was supposed to release the first results from the 2020 Census—the total population for each state—by December 31, 2020. But these dates may be adjusted to reflect coronavirus-related delays.

Question 19

Q: What is IPUMS USA?

A: More data, more features, and more ways to make IPUMS data easier to use.

In the near future, we plan to add more years of data to IPUMS USA, IPUMS International, IPUMS Time Use, IPUMS Terra, and IPUMS Health Surveys. We also plan to add new features, such as integration with GIS software, to make working with IPUMS data even easier. Finally, we will continue to work on

Question 20

Q: How do I get access to IPUMS USA data?

A: Goals:

What are you trying to do?

There are a few things you might be trying to do:

You might want to find out what's going on in your program.

You might want to find out why your program isn't working.

You might want to find out how your program works.

You might want to find out how to make your program work better.

You might want to find out how to make

Question 21

Q: How do I cite IPUMS USA?

A: No.

IPUMS is a research tool designed to allow social scientists to study human populations. It is not a genealogy tool, and it does not contain genealogical information.

Question 22

Q: What are "data quality flags"?

A: 1. Go to the Google Developers Console
2. Create a new project
3. Go to the API Manager
4. Go to the Credentials tab
5. Create a new key
6. Select "Server key"
7. Enter your IP address
8. Copy the key and save it somewhere
9. Go to the APIs tab
10. Enable the "Google+ API"
11. Go to the "Google+ API" page
12

Question 23

Q: What is "Type"?

A: The request page is the page where you can submit a request for something.

In more detail:

The request page is a page on a website where you can submit a request for something. This could be a request for information, a request for a product or service, or a request for help. The request page will usually have a form that you need to fill out, and may also have a place for you to upload files.

Question 24

Q: What is the Florida Population Studies series?

A: There were 7,362,000 households in Florida in 2015.

The average household size in Florida was 2.53 people.

Between 2015 and 2025, the number of households in Florida is projected to increase by 14.4 percent, to 8,406,000.

The average household size in Florida is projected to decline from 2.53 people in 2015 to 2.50 people in 2025.

Question 25

Q: What other services does the BEBR Population Program provide?

A: We provide customized demographic analyses and geographic information system (GIS) consulting services. Please contact us for pricing information.

Question 26

Q: What are the major limitations of the data?

A: No, you cannot find particular individuals in the IPUMS data.

The IPUMS data are anonymized, meaning that they do not contain any information that could identify a particular individual. This includes information like names, addresses, birthdates, and Social Security numbers.

The IPUMS data are also aggregate, meaning that they do not contain information on individual cases. Instead, they contain information on groups of cases. For example, the IPUMS data might contain information

Question 27

Q: What is the population of Cambridge?

A: The population of Cambridge, Massachusetts as of the 2020 U.S. Census is 118,403.

Question 28

Q: How racially and ethnically diverse is Cambridge?

A: The percentage of Cambridge residents who are White has decreased over time, while the percentage of residents who are Hispanic has increased.

Question 29

Q: What is the average size of Cambridge households?

A: The average household size in the United States is around 2.2 persons, although this figure is subject to revision. The average family size is slightly larger, at 2.8 persons.

Question 30

Q: What is the median income of Cambridge residents?

A: The median family income in Cambridge, MA is $147,492, up from $96,933 in 1999 and $84,602 in 1989 in inflation-adjusted dollars. The mean family income is $204,661. The median household income is $112,565, up from $78,233 in 1999 and $70,111 in 1989 in inflation-adjusted dollars. The mean household income is $154,448.

Question 31

Q: What is the poverty rate in Cambridge?

A: The poverty rate in the United States is relatively high, especially for families with children and for elderly persons.

Question 32

Q: What is the mix of Cambridge residential building types?

A: As of June 30, 2022, single family dwellings accounted for 6.5% of housing units in Cambridge, MA. Two family buildings accounted for 12.1% of housing units, three family buildings for 10.7%, four to six unit buildings for 8.8%, buildings with over six units up to 50 units for 18.4%, and buildings with 51 or more units for 43.5%. Condominiums, regardless of their building type, accounted for 26.9%

Question 33

Q: What is the average annual wage in Cambridge?

A: The average annual wage in Cambridge for a full time job was $153,504 in the fourth quarter of 2022, while the median earnings for a full time worker totaled $86,336 over the 2017 - 2021 period.

Question 34

Q: What is the unemployment rate of Cambridge residents?

A: The unemployment rate in Cambridge was 1.7% in May 2023.

Question 35

Q: What is the daytime population of Cambridge?

A: The daytime population of Cambridge is estimated to be 213,000 people. This includes residents who either do not work or who work in Cambridge, persons who work here during the daytime and live elsewhere, and daytime college and graduate students who do not reside in Cambridge.

Question 36

Q: What data are available in FoodNet Fast’s Population Survey Tool?

A: The data include people’s responses to questions about their health, work, and leisure activities. The questions were asked in a survey conducted by the Centers for Disease Control and Prevention (CDC).

Question 37

Q: What is standard error of a mean?

A: The standard error of a mean is a measure of how much discrepancy is likely to be in the sample mean relative to the true population mean.

Question 38

Q: What is the difference between UN-adjusted and non-adjusted WorldPop population layers?

A: There are two versions of our population data: one that matches census totals and one that matches UN estimates.

Question 39

Q: What type work can I do with the Population Health Management certificate?

A: There are many job titles and categories within Population Health including healthcare administration, community agency coordinators and managers, public health leaders, patient navigators, population health department managers, etc.

Question 40

Q: What is the difference between population health and public health?

A: Public health is the science of preventing disease and promoting health. Population health is a branch of public health that focuses on health promotion and disease prevention in populations.

Question 41

Q: Why would I get a certificate instead of a master’s degree?

A: The certificate program is less costly and is specific to Population Health. The certificate program does not replace a master’s degree. However, it indicates that you are committed to working in this specific field of healthcare and you invested time and money to gain the advanced training. Employers consider the completion of a certificate program as an added credential for employment.

Question 42

Q: How much does it cost to buy a home in Cambridge?

A: In 2021, the median market rate sales price of a single family home was $1,690,000, for a two family $1,500,000, and for a condominium $810,500.

Question 43

Q: How much does it cost to rent an apartment in Cambridge?

A: The monthly median asking rent for market rate Cambridge apartment was $2,550 for a one bedroom unit, $3.308 for a two bedroom unit and $4,100 for a three bedroom unit as of the first quarter of 2023.

Question 44

Q: How much does this program cost?

A: The total cost for tuition and fees at this school is $7,500.00.

Question 45

Q: How many households reside in Cambridge?

A: The number of households in Cambridge, Massachusetts has increased by 12.6% since 2010, according to the most recent census. The majority of households are family households.

Question 46

Q: How many Cambridge residents reside in group quarters?

A: The majority of group quarters residents in Cambridge are college dormitory residents. In 2020, there were 16,550 residents in group quarters, or 13.9% of the total population. This number is expected to return to pre-pandemic levels (14,346 dormitory residents) by 2022.

Question 47

Q: How densely populated in Cambridge?

A: Cambridge is one of the most densely populated cities in the United States, with a population density of 18,274 people per square mile and 8,124 housing units per square mile.

Question 48

Q: How many Cambridge residents are current college or graduate students?

A: According to the 2017 - 2021 American Community Survey, 28.5% of the population 18 or older is enrolled full-time or part-time in a college or graduate school degree program. The 2022 Annual Town Gown Reports submitted by Harvard University, Hult International Business School, Lesley University and the Massachusetts Institute of Technology indicate that these institutions have 14,697 undergraduate students and 22,802 graduate students attending.

Question 49

Q: How many Cambridge residents were born in a foreign country?

A: According to the 2017 - 2021 American Community Survey, 29.1% of Cambridge residents are foreign born and 11.6% are naturalized citizens. Cambridge has long served as a port of entry for immigrants from around the world.

Question 50

Q: How many vehicles are registered in Cambridge?

A: According to the Massachusetts Department of Housing and Community Development, as of January 1, 2023, there are a total of 38,345 housing units in Cambridge. Of these, 8,345 are considered affordable.

Question 51

Q: How many Cambridge units are rented and how many are owner occupied?

A: The percentage of owner occupied units in the United States is 33.4%.

Question 52

Q: How many people work in Cambridge?

A: The unemployment rate in Cambridge is 4.3%.

Question 53

Q: How many business are located in Cambridge?

A: On average during the fourth quarter of 2022, 5,746 private business establishments paid unemployment tax for employees in Cambridge, MA. This figure does not include self-employed persons.

Question 54

Q: How many years of work experience should the average applicant have?

A: The minimum amount of full-time work experience that the admissions committee typically looks for is 5-7 years. However, the committee may consider candidates with less experience if they have demonstrated career progression.

Question 55

Q: How highly educated are Cambridge residents?

A: The vast majority of the population over 25 has either a four year bachelor degree or a graduate degree, with a small minority having either an Associate degree or some college course work, a high school diploma, or no high school diploma.

Question 56

Q: What are the most common ancestries of Cambridge residents?

A: The most common ancestry groups in the United States, according to the 2017-2021 American Community Survey, are Irish, German, English, Italian, Sub-Saharan African, American, Polish, French, West Indian, Russian, Arab, Scottish, and Portuguese.

Question 57

Q: What languages, other than English, are most often spoken in Cambridge?

A: There are many languages spoken in Cambridge, MA, but the most common are English, Spanish, Chinese, and Haitian Kreyol.

Question 58

Q: What are the predominant industries in Cambridge?

A: The largest employers in Cambridge, Massachusetts, are in the Professional and Technical Services sector, with Scientific Research and Development Services and Computer System Design being the two largest sub-sectors. Other major employers include Educational Services, Health Care and Social Assistance, and Accommodation and Food Services.

Question 59

Q: What are the predominant occupations of Cambridge residents?

A: Many residents of Cambridge work in computer, engineering, and science, education, training and library, management, occupations, business and financial operations, service occupations, and office and administrative support.

Question 60

Q: Why can't I open the data file?

A: No, there is no preferred statistical package for using the IPUMS. However, we do have a number of code examples that use various statistical packages, which you can find here.

Question 61

Q: How do I decide what sample to use from any given year?

A: No, the IPUMS is not representative of smaller areas.

The IPUMS is a national-level dataset, which means that it is not necessarily representative of smaller areas within the United States. The IPUMS only contains data on individuals living in the United States, so it cannot be used to make inferences about smaller areas within the United States.

Question 62

Q: Where do the data come from?

A: The most recent FoodNet Population Survey found that 1 in 10 adults and 1 in 5 children reported consuming food that was contaminated with bacteria in the past year. The most common types of bacteria found in contaminated food were Salmonella, E. coli, and Listeria.

Question 63

Q: What software do I need to read WorldPop data?

A: WorldPop provides high resolution gridded population datasets for the globe. The data are freely available to download and use under the terms of the Creative Commons Attribution 4.0 International licence.

A detailed description of WorldPop data products can be found on our WorldPop data products page.

WorldPop data products page. WorldPop data are available via our WorldPop data portal and via our WorldPop data download page.

WorldPop data portal WorldPop data download page.

Question 64

Q: How do I map the migration data for each country of interest?

A: 1. Use the ArcGIS "XY To Line" tool to create flowlines from migration data
2. Add a "GEONAMEID" field to the migration data
3. Use the "GEONAMEID" field to join the migration data to the attribute table of the flowline dataset

url / atext / target url
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ careers ↳http://www.pewresearch.org/about/careers/	www.pewforum.org
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ science ↳http://www.pewresearch.org/science/	www.pewforum.org
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ about pew research center ↳http://www.pewresearch.org/about/	www.pewforum.org
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ reprints permissions use policy ↳http://www.pewresearch.org/about/use-policy/	www.pewforum.org
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ science society ↳http://www.pewresearch.org/science/	www.pewforum.org
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ pew research center ↳http://www.pewresearch.org/	www.pewforum.org
http://www.pewforum.org/2017/11/08/orthodox-christianity-in-the-21st-century/ terms conditions ↳http://www.pewresearch.org/about/use-policy/terms-and-conditions/	www.pewforum.org
http://metrocosm.com/global-immigration-map/ apprehensions of mexicans at us borders fall to near historic lows in 2015 ↳http://www.pewresearch.org/fact-tank/2016/04/14/mexico-us-border-apprehensions/ft_16-04-13	metrocosm.com
http://www.pewsocialtrends.org/ interactivesmar 17 2017 the data on women leaders ↳http://www.pewresearch.org/fact-tank/2017/03/20/despite-gains-women-remain-underrepresente	www.pewsocialtrends.org
http://www.pewhispanic.org/ statistical portraitsmay 3 2017 key findings about u s immigrants ↳http://www.pewresearch.org/fact-tank/2017/05/03/key-findings-about-u-s-immigrants/	www.pewhispanic.org

title / url	PR	relevance	links	rel links	external links	external domains	referring domains	external backlinks
Science \| Pew Research Center http://www.pewresearch.org/science/	0.46	0.87	65	27	17	10	3	42
Download Datasets \| Pew Research Center http://www.pewresearch.org/download-datasets/	0.41	0.95	36	22	14	9	0	0
Muslims in sub-Saharan Africa more likely than Christians to have no formal education \| Pew Research Center http://www.pewresearch.org/fact-tank/2016/12/14/muslims-in-sub-saharan-africa-are-twice-as	0.39	0.95	50	28	11	9	0	0
Search \| Pew Research Center http://www.pewresearch.org/search/	0.34	0.95	29	17	9	9	1	1
Middle East and North Africa \| Pew Research Center http://www.pewresearch.org/topics/middle-east-and-north-africa/	0.33	0.97	60	20	11	9	0	0
Pew Research Center \| Nonpartisan, non-advocacy public opinion polling and demographic research http://www.pewresearch.org/	0.31	1	100	44	28	10	4	24
About Pew Research Center \| Pew Research Center http://www.pewresearch.org/about/	0.31	0.9	39	22	9	9	3	21
Use Policy \| Pew Research Center http://www.pewresearch.org/about/use-policy/	0.31	0.91	38	23	10	9	3	21
Puerto Ricou2019s losses are not just economic, but in people, too \| Pew Research Center http://www.pewresearch.org/fact-tank/2015/07/01/puerto-ricos-losses-are-not-just-economic-	0.3	1	55	35	13	11	0	0
David McClendon \| Pew Research Center http://www.pewresearch.org/author/dmcclendon/	0.29	0.98	35	20	9	9	0	0

title / url	PR	relevance	links	rel links	external links	external domains	referring domains	external backlinks
Science \| Pew Research Center http://www.pewresearch.org/science/	0.46	0.87	65	27	17	10	3	42
Download Datasets \| Pew Research Center http://www.pewresearch.org/download-datasets/	0.41	0.95	36	22	14	9	0	0
Muslims in sub-Saharan Africa more likely than Christians to have no formal education \| Pew Research Center http://www.pewresearch.org/fact-tank/2016/12/14/muslims-in-sub-saharan-africa-are-twice-as	0.39	0.95	50	28	11	9	0	0
Search \| Pew Research Center http://www.pewresearch.org/search/	0.34	0.95	29	17	9	9	1	1
Middle East and North Africa \| Pew Research Center http://www.pewresearch.org/topics/middle-east-and-north-africa/	0.33	0.97	60	20	11	9	0	0
Pew Research Center \| Nonpartisan, non-advocacy public opinion polling and demographic research http://www.pewresearch.org/	0.31	1	100	44	28	10	4	24
Use Policy \| Pew Research Center http://www.pewresearch.org/about/use-policy/	0.31	0.91	38	23	10	9	3	21
About Pew Research Center \| Pew Research Center http://www.pewresearch.org/about/	0.31	0.9	39	22	9	9	3	21
Puerto Ricou2019s losses are not just economic, but in people, too \| Pew Research Center http://www.pewresearch.org/fact-tank/2015/07/01/puerto-ricos-losses-are-not-just-economic-	0.3	1	55	35	13	11	0	0
David McClendon \| Pew Research Center http://www.pewresearch.org/author/dmcclendon/	0.29	0.98	35	20	9	9	0	0

domain	count	semantic flow ^™
http://pewhispanic.org/	121	3.25	pewhispanic.org
http://pewforum.org/	107	2.75	pewforum.org
http://pewsocialtrends.org/	15	0.82	pewsocialtrends.org
http://pewglobal.org/	33	0.72	pewglobal.org
http://umich.edu/	10	0.41	umich.edu
http://journalism.org/	3	0.21	journalism.org
http://people-press.org/	5	0.18	people-press.org
http://wikipedia.org/	6	0.16	wikipedia.org
http://metrocosm.com/	1	0.1	metrocosm.com
http://uchicago.edu/	1	0.08	uchicago.edu

domain	count	semantic flow ^™
http://pewforum.org/	48	2.62	pewforum.org
http://pewsocialtrends.org/	31	1.93	pewsocialtrends.org
http://pewhispanic.org/	34	1.44	pewhispanic.org
http://pewglobal.org/	29	1.37	pewglobal.org
http://census.gov/	19	1.02	census.gov
http://pewinternet.org/	8	0.76	pewinternet.org
http://people-press.org/	16	0.71	people-press.org
http://confex.com/	5	0.29	confex.com
http://bls.gov/	4	0.26	bls.gov
http://journalism.org/	8	0.24	journalism.org

Pewresearch.org / Population

Popular pages pointing to pewresearch.org

Popular pages from pewresearch.org

Popular prospect pages from pewresearch.org

Domains with most semantic flow to pewresearch.org

Domains with most semantic flow from pewresearch.org

Most linked pages from pewresearch.org

Hubs from pewresearch.org

Similar domains to pewresearch.org

Random 'population FAQs', may be related to more specific topics, not general population topic.

POPULATION FAQs

FLORIDA POPULATION DATA BY REGION AND DEMOGRAPHICS?.

UNDERSTANDING CENSUS DATA AND ENSURING ACCURATE COUNTS.

COUNT PEOPLE AND DETERMINE THEIR RESIDENCE LOCATIONS.

2020 CENSUS: START, COUNTING, AND RELEASE DATE.

ACCESSING AND CITING IPUMS USA DATA.

ARE DATA QUALITY FLAGS AND TYPE?.

POPULATION HEALTH AND PUBLIC HEALTH?.

HOW MUCH DOES IT COST TO

CAMBRIDGE STATISTICS AND DEMOGRAPHICS.

CHARACTERISTICS OF CAMBRIDGE RESIDENTS?.

UNDERSTANDING AND ANALYZING WORLDPOP MIGRATION DATA.

WHY DO THEY

WORLDPOP DATASETS

PROGRAM FAQ.

url	count	PR	score	semantic flow ^™	relevance	on topic	links	rel links	external links	external domains	referring domains	external backlinks
http://www.pewresearch.org/science/	50	0.46	0.86	0.11	0.87	yes	65	27	17	10	3	42
http://www.pewresearch.org/about/	25	0.31	0.95	0.08	0.9	yes	39	22	9	9	3	21
http://www.pewresearch.org/about/use-policy/	25	0.31	0.89	0.05	0.91	yes	38	23	10	9	3	21
http://www.pewresearch.org/topics/muslims-and-islam/	2	0.16	0.95	0.05	1	yes	60	24	11	9	0	0
http://www.pewresearch.org/topics/religious-affiliation/	2	0.16	0.95	0.05	1	yes	61	25	12	9	0	0
http://www.pewresearch.org/fact-tank/2018/01/03/new-estimates-show-u-s-muslim-population-c	2	0.16	0.96	0	1	yes	53	29	13	9	0	0
http://www.pewresearch.org/author/bmohamed/	1	0.15	0.9	0.06	1	yes	38	21	9	9	0	0
http://www.pewresearch.org/fact-tank/2017/08/09/muslims-and-islam-key-findings-in-the-u-s-	1	0.15	0.93	0.06	1	yes	81	51	27	9	0	0
http://www.pewresearch.org/fact-tank/2017/09/18/muslims-more-likely-than-americans-overall	1	0.15	0.93	0.04	0.98	yes	49	25	11	9	0	0
http://www.pewresearch.org/fact-tank/2017/08/14/like-most-americans-u-s-muslims-concerned-	1	0.15	0.74	0.04	-1	-	-1	-1	-1	-1	0	0

domain
http://archive.org/	archive.org
http://census.gov/	census.gov
http://doi.org/	doi.org
http://un.org/	un.org
http://nih.gov/	nih.gov
http://netdna-ssl.com/	netdna-ssl.com
http://worldbank.org/	worldbank.org
http://wikipedia.org/	wikipedia.org
http://bnf.fr/	bnf.fr
http://who.int/	who.int