本作品已被作者英语维基百科的El T释出到公有领域。这适用于全世界。 在一些国家这可能不合法；如果是这样的话，那么： El T无条件地授予任何人以任何目的使用本作品的权利，除非这些条件是法律规定所必需的。Public domainPublic domainfalsefalse

year   world population (millions) -10000 4 -8000  5 -7000  5 -6000  5 -5000  5 -4000  7 -3000  14 -2000  27 -1000  50 -750   60 -500   100 -400   160 -200   150 1      170 200    190 400    190 500    190 600    200 700    210 800    220 900    226 1000   310 1100   301 1200   360 1250   400 1300   360 1340   443 1400   350 1500   425 1600   545 1650   470 1700   600 1750   790 1800   980 1850   1260 1900   1650 1910   1750 1920   1860 1930   2070 1940   2300 1950   2400 1960   3020 1970   3700 1974   4000 1980   4430 1987   5000 1990   5260 2000   6070 2000.5   6500     * (2000-07-02) 2000.75  6747.5   * (2000-10-02) 2001.2   7000     * (2001-03-15) 2001.3   7000.025 * (2001-04-21) 2017     7500     †  * Plotted data points added in 2012-05-24 file revision, with decimal values approximating the dates in parenthesis † Plotted data point added in 2017-08-15 file revision (current) 

Note: The above list is only meant to show the data points used to create each version of the "Population curve.svg" image and may contain inaccuracies. Refer to reputable sources for accurate population counts.

• Biraben, Jean-Noel, 1980, An Essay Concerning Mankind's Evolution, Population, Selected Papers, December, table 2.

• Durand, John D., 1974, "Historical Estimates of World Population: An Evaluation," University of Pennsylvania, Population Center, Analytical and Technical Reports, Number 10, table 2.

• Haub, Carl, 1995, "How Many People Have Ever Lived on Earth?" Population Today, February, p. 5.

• McEvedy, Colin and Richard Jones, 1978, "Atlas of World Population History," Facts on File, New York, pp. 342-351.

• Thomlinson, Ralph, 1975, "Demographic Problems, Controversy Over Population Control," Second Edition, Table 1.

• United Nations (UN), 1973, The Determinants and Consequences ofPopulation Trends, Population Studies, No. 50., p.10.

• United Nations, 1999, The World at Six Billion, Table 1, "World Population From" Year 0 to Stabilization, p. 5, http://www.un.org/esa/population/publications/sixbillion/sixbilpart1.pdf

• U.S. Census Bureau (USCB), 2008, "Total Midyear Population for the World: 1950-2050", Data updated 2008-12-15, https://www.census.gov\/ipc/www/idb/worldpop.html

• U.S. Census Bureau (USCB), 2017-08-15, "International Database (IDB)", https://www.census.gov/programs-surveys/international-programs/about/idb.html
  • Note: The USCB updates the International Database annually. Data from 2018 and later is not yet reflected in this chart.