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In addition, we have compiled the following list of FAQs to answer other common questions. Select from the following categories to narrow your search:. Expand All collapse All.
Can you provide additional information for a specific country? The staff cannot provide data beyond what appears in The World Factbook. The format and information in the Factbook are tailored to the specific requirements of US Government officials and content is focused on their current and anticipated needs.
The staff welcomes suggestions for new entries. How often is The World Factbook updated? Formerly our Web site and the published Factbook were only updated annually. In November , we began more frequent online updating and for many years bi-weekly updates were the norm.
In late we began to update the online Factbook on a weekly schedule. The World Factbook is in the public domain and may be used freely by anyone at anytime without seeking permission. For any questions about your intended use, you should consult with legal counsel.
As a courtesy, please cite The World Factbook when used. Why are there discrepancies between The World Factbook's demographic statistics and other sources? Although estimates and projections start with the same basic data from censuses, surveys, and registration systems, final estimates and projections can differ as a result of factors including data availability, assessment, and methods and protocols.
Why doesn't The World Factbook include information on states, departments, provinces, etc. Within this paper, we describe techniques for recording change in a curated database and we describe novel techniques for querying the change. Using the example of this archived curated database, we discuss the extent to which the accepted practices and terminology of archiving, curation and digital preservation apply to this important class of digital artefacts.
Documents: Advanced Search Include Citations. Therefore, individuals should consult additional resources when doing comparative research or trend analysis. The European Union EU is not a country, but it has taken on many nation-like attributes and these may be expanded in the future. It is for these reasons that a separate European Union entry was created.
Vatican City is found under Holy See. As the jurisdictional equal of a state, the Holy See can enter into treaties and sends and receives diplomatic representatives.
Vatican City, created in to administer properties belonging to the Holy See in Rome, is recognized under international law as a sovereign state, but it does not send or receive diplomatic representatives. The BGN is a component of the US Government that develops policies, principles, and procedures governing the spelling, use, and application of geographic names — domestic, foreign, Antarctic, and undersea.
Its decisions enable all departments and agencies of the US Government to have access to uniform names of geographic features. Also included in the Factbook are entries on parts of the world whose status has not yet been resolved e.
Specific regions within a country or areas in dispute among countries are not covered. A doubly landlocked country is one that is separated from an ocean or an ocean-accessible sea by two intervening countries. Uzbekistan and Liechtenstein are the only countries that fit this definition. It all depends on whether one is looking at total area land and water when making the comparison which is the criterion used by the Factbook or just land area which excludes inland water features such as rivers and lakes.
The five entities are no longer in The World Factbook because their status has changed. While they are overseas departments of France, they are also now recognized as French regions, having equal status to the 22 metropolitan regions that make up European France. In other words, they are now recognized as being part of France proper.
Although separated from the larger geographic entity, they are still considered to be an integral part of it. Inclusion of photos in The World Factbook is a long-term project, and we plan to continuously add more photos to the site over time. Eventually, we hope to have images for every country in the Factbook. We appreciate the many offers from the public to contribute to our photo collection.
However, we only use photos from US Government sources. The Factbook staff uses many different sources to publish what we judge are the most reliable and consistent data for any particular category. Space considerations preclude a listing of these various sources. The BGN is the component of the United States Government that develops policies, principles, and procedures governing the spelling, use, and application of geographic names — domestic, foreign, Antarctic, and undersea.
The Factbook staff judges that this information would only be useful for some generally smaller countries. Larger countries can have large temperature extremes that do not represent the landmass as a whole. Flag designs used in The World Factbook are based on various national and vexillological sources. Other sources probably use one of the two. Chiefs of State includes fewer countries but more leaders, whereas The World Factbook has a much larger database and includes all countries.
Rounding of numbers always results in a loss of precision — i. Dependent entities have the nature of their dependency status noted in this same entry. The World Factbook is prepared using the standard American English computer keyboard and does not use any special characters, symbols, or most diacritical markings in its spellings. Surnames are always spelled with capital letters; they may appear first in some cultures. Its decisions enable all departments and agencies of the US Government to use uniform names of geographic features.
A note is usually included where changes may have occurred but have not yet been approved by the BGN. There are too many variations in pronunciation among English-speaking countries, not to mention English renditions of non-English names, for pronunciations to be included.
American English pronunciations are included for some countries such as Qatar and Kiribati. We believ e The World Factbook is compliant with the Section law. You can access The World Factbook at: cia. Some of the files on The World Factbook website are large and could take several minutes to download on a dial-up connection. The screen might be blank during the download process. The Factbook website features Country Comparison pages for selected Factbook entries.
All of the Country Comparison pages can be downloaded as tab-delimited data files that can be opened in other applications such as spreadsheets and databases. Skip to main content Go to CIA. Can you provide additional information for a specific country? How often is The World Factbook updated?
Can I use some or all of The World Factbook for my web site book, research project, homework, etc. Why are there discrepancies between The World Factbook's demographic statistics and other sources? When I do the arithmetic using your information I get a different answer for some fields. Why doesn't The World Factbook include information on states, departments, provinces, etc. Would it be possible to set up a partnership or collaboration between the producers of The World Factbook and other organizations or individuals?
Is it possible to access older editions of The World Factbook to do comparative research and trend analysis? Why can't I find a geographic name for a particular country? Why is the European Union listed out of alphabetical order at the end of the Factbook entries?
Since we have an ambassador who represents the US at the Vatican, why is this entity not listed in the Factbook? Why is Palestine not listed in The World Factbook? What do you mean when you say that a country is "doubly landlocked"? Why is the area of the United States described as "slightly larger than China" in the Factbook , while other sources list China as larger in area than the United States? Why do you not have pictures for every country? I have great travel photos from my trips abroad.
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