|
| |
Historical Estimates of World Population*
(Population in millions. When lower and upper estimates are the same they are
shown under "Lower.")
| Year |
Summary |
Biraben |
Durand |
Haub |
McEvedy
and Jones |
Thomlinson |
UN, 1993 |
UN, 1999 |
USBC |
| Lower |
Upper |
Lower |
Upper |
Lower |
Upper |
Lower |
Upper |
| -10000 |
1 |
10 |
|
|
|
|
4 |
1 |
10 |
|
|
|
|
| -8000 |
5 |
|
|
|
|
5 |
|
|
|
|
|
|
|
| -6500 |
5 |
10 |
|
|
|
|
|
|
|
5 |
10 |
|
|
| -5000 |
5 |
20 |
|
|
|
|
5 |
5 |
20 |
|
|
|
|
| -4000 |
7 |
|
|
|
|
|
7 |
|
|
|
|
|
|
| -3000 |
14 |
|
|
|
|
|
14 |
|
|
|
|
|
|
| -2000 |
27 |
|
|
|
|
|
27 |
|
|
|
|
|
|
| -1000 |
50 |
|
|
|
|
|
50 |
|
|
|
|
|
|
| -500 |
100 |
|
|
|
|
|
100 |
|
|
|
|
|
|
| -400 |
162 |
|
162 |
|
|
|
|
|
|
|
|
|
|
| -200 |
150 |
231 |
231 |
|
|
|
150 |
|
|
|
|
|
|
| 1 |
170 |
400 |
255 |
270 |
330 |
300 |
170 |
200 |
|
200 |
400 |
300 |
|
| 200 |
190 |
256 |
256 |
|
|
|
190 |
|
|
|
|
|
|
| 400 |
190 |
206 |
206 |
|
|
|
190 |
|
|
|
|
|
|
| 500 |
190 |
206 |
206 |
|
|
|
190 |
|
|
|
|
|
|
| 600 |
200 |
206 |
206 |
|
|
|
200 |
|
|
|
|
|
|
| 700 |
207 |
210 |
207 |
|
|
|
210 |
|
|
|
|
|
|
| 800 |
220 |
224 |
224 |
|
|
|
220 |
|
|
|
|
|
|
| 900 |
226 |
240 |
226 |
|
|
|
240 |
|
|
|
|
|
|
| 1000 |
254 |
345 |
254 |
275 |
345 |
|
265 |
|
|
|
|
310 |
|
| 1100 |
301 |
320 |
301 |
|
|
|
320 |
|
|
|
|
|
|
| 1200 |
360 |
450 |
400 |
|
|
450 |
360 |
|
|
|
|
|
|
| 1250 |
400 |
416 |
416 |
|
|
|
|
|
|
|
|
400 |
|
| 1300 |
360 |
432 |
432 |
|
|
|
360 |
400 |
|
|
|
|
|
| 1340 |
443 |
|
443 |
|
|
|
|
|
|
|
|
|
|
| 1400 |
350 |
374 |
374 |
|
|
|
350 |
|
|
|
|
|
|
| 1500 |
425 |
540 |
460 |
440 |
540 |
|
425 |
|
|
|
|
500 |
|
| 1600 |
545 |
579 |
579 |
|
|
|
545 |
|
|
|
|
|
|
| 1650 |
470 |
545 |
|
|
|
500 |
545 |
500 |
|
470 |
545 |
|
|
| 1700 |
600 |
679 |
679 |
|
|
|
610 |
600 |
|
|
|
|
|
| 1750 |
629 |
961 |
770 |
735 |
805 |
795 |
720 |
700 |
|
629 |
961 |
790 |
|
| 1800 |
813 |
1,125 |
954 |
|
|
|
900 |
900 |
|
813 |
1,125 |
980 |
|
| 1850 |
1,128 |
1,402 |
1,241 |
|
|
1,265 |
1,200 |
1,200 |
|
1,128 |
1,402 |
1,260 |
|
| 1900 |
1,550 |
1,762 |
1,633 |
1,650 |
1,710 |
1,656 |
1,625 |
1,600 |
|
1,550 |
1,762 |
1,650 |
|
| 1910 |
1,750 |
|
|
|
|
|
|
|
|
|
|
1,750 |
|
| 1920 |
1,860 |
|
|
|
|
|
|
|
|
|
|
1,860 |
|
| 1930 |
2,070 |
|
|
|
|
|
|
|
|
|
|
2,070 |
|
| 1940 |
2,300 |
|
|
|
|
|
|
|
|
|
|
2,300 |
|
| 1950 |
2,400 |
2,556 |
2,527 |
|
|
2,516 |
2,500 |
2,400 |
|
2,486 |
|
2,520 |
2,555 |
Sources:
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 of
Population 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, See at <
http://www.un.org/esa/population/publications/sixbillion/sixbilpart1.pdf >.
U.S. Bureau of the Census (USBC), 2002, "Total Midyear Population for the
World: 1950-2050",
Data updated 10-10-2002. See at <
http://www.census.gov/ipc/www/worldpop.html >.
_____
* U.S. Census Bureau, Population Division,
International Programs Center
Revised: September 23, 2003
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