| 年份 | 美国 | 日本 | ||
|---|---|---|---|---|
| 人口 | 占世界% | 人口 | 占世界% | |
| 2021 | 6.05千万 (60,547,491) | 3.0106% | 1.48千万 (14,797,709) | 0.7358% |
| 2020 | 6.14千万 (61,365,324) | 3.0531% | 1.50千万 (15,044,891) | 0.7485% |
| 2019 | 6.15千万 (61,515,572) | 3.0683% | 1.53千万 (15,287,198) | 0.7625% |
| 2018 | 6.18千万 (61,808,443) | 3.0949% | 1.55千万 (15,522,442) | 0.7772% |
| 2017 | 6.20千万 (61,955,025) | 3.1191% | 1.57千万 (15,745,852) | 0.7927% |
| 2016 | 6.19千万 (61,946,441) | 3.1393% | 1.59千万 (15,941,793) | 0.8079% |
| 2015 | 6.19千万 (61,893,515) | 3.1578% | 1.61千万 (16,113,192) | 0.8221% |
| 2014 | 6.18千万 (61,841,435) | 3.1781% | 1.63千万 (16,283,609) | 0.8368% |
| 2013 | 6.17千万 (61,748,511) | 3.1990% | 1.64千万 (16,443,186) | 0.8519% |
| 2012 | 6.17千万 (61,652,581) | 3.2203% | 1.66千万 (16,598,820) | 0.8670% |
| 2011 | 6.15千万 (61,518,437) | 3.2379% | 1.68千万 (16,756,081) | 0.8819% |
| 2010 | 6.15千万 (61,453,670) | 3.2553% | 1.69千万 (16,905,743) | 0.8955% |
| 2009 | 6.14千万 (61,375,149) | 3.2702% | 1.70千万 (17,027,903) | 0.9073% |
| 2008 | 6.12千万 (61,231,479) | 3.2800% | 1.71千万 (17,147,195) | 0.9185% |
| 2007 | 6.10千万 (61,045,141) | 3.2842% | 1.72千万 (17,233,947) | 0.9272% |
| 2006 | 6.09千万 (60,927,659) | 3.2867% | 1.73千万 (17,323,931) | 0.9345% |
| 2005 | 6.09千万 (60,908,696) | 3.2871% | 1.74千万 (17,434,426) | 0.9409% |
| 2004 | 6.09千万 (60,949,045) | 3.2863% | 1.76千万 (17,568,561) | 0.9473% |
| 2003 | 6.09千万 (60,900,614) | 3.2819% | 1.77千万 (17,734,692) | 0.9557% |
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| 2002 | 6.08千万 (60,803,782) | 3.2747% | 1.79千万 (17,897,800) | 0.9639% |
| 2001 | 6.07千万 (60,656,633) | 3.2651% | 1.81千万 (18,057,111) | 0.9720% |
| 2000 | 6.05千万 (60,454,437) | 3.2558% | 1.82千万 (18,230,489) | 0.9818% |
| 1999 | 6.01千万 (60,064,778) | 3.2394% | 1.85千万 (18,463,330) | 0.9958% |
| 1998 | 5.96千万 (59,555,970) | 3.2191% | 1.87千万 (18,722,896) | 1.0120% |
| 1997 | 5.90千万 (59,025,893) | 3.1988% | 1.90千万 (18,973,055) | 1.0282% |
| 1996 | 5.85千万 (58,513,303) | 3.1823% | 1.92千万 (19,240,525) | 1.0464% |
| 1995 | 5.81千万 (58,055,258) | 3.1741% | 1.96千万 (19,562,139) | 1.0695% |
| 1994 | 5.75千万 (57,521,641) | 3.1656% | 1.99千万 (19,944,347) | 1.0976% |
| 1993 | 5.68千万 (56,814,635) | 3.1533% | 2.04千万 (20,384,722) | 1.1314% |
| 1992 | 5.59千万 (55,899,549) | 3.1350% | 2.09千万 (20,887,913) | 1.1714% |
| 1991 | 5.49千万 (54,856,034) | 3.1105% | 2.14千万 (21,438,200) | 1.2156% |
| 1990 | 5.38千万 (53,810,350) | 3.0882% | 2.21千万 (22,070,284) | 1.2666% |
| 1989 | 5.29千万 (52,924,997) | 3.0774% | 2.28千万 (22,813,037) | 1.3265% |
| 1988 | 5.22千万 (52,222,578) | 3.0723% | 2.36千万 (23,589,549) | 1.3878% |
| 1987 | 5.17千万 (51,652,800) | 3.0738% | 2.43千万 (24,327,904) | 1.4477% |
| 1986 | 5.13千万 (51,329,122) | 3.0888% | 2.50千万 (24,980,234) | 1.5032% |
| 1985 | 5.12千万 (51,229,081) | 3.1126% | 2.55千万 (25,535,938) | 1.5515% |
| 1984 | 5.12千万 (51,199,375) | 3.1383% | 2.60千万 (25,980,900) | 1.5925% |
| 1983 | 5.12千万 (51,162,100) | 3.1622% | 2.64千万 (26,371,736) | 1.6299% |
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| 1982 | 5.11千万 (51,084,189) | 3.1882% | 2.68千万 (26,759,546) | 1.6701% |
| 1981 | 5.10千万 (51,004,169) | 3.2172% | 2.69千万 (26,917,514) | 1.6979% |
| 1980 | 5.11千万 (51,063,320) | 3.2482% | 2.70千万 (26,978,492) | 1.7161% |
| 1979 | 5.14千万 (51,370,075) | 3.2911% | 2.71千万 (27,140,621) | 1.7388% |
| 1978 | 5.18千万 (51,837,177) | 3.3390% | 2.72千万 (27,184,739) | 1.7510% |
| 1977 | 5.25千万 (52,481,052) | 3.3991% | 2.71千万 (27,118,851) | 1.7564% |
| 1976 | 5.33千万 (53,287,581) | 3.4879% | 2.70千万 (26,955,002) | 1.7643% |
| 1975 | 5.42千万 (54,235,740) | 3.6005% | 2.67千万 (26,686,321) | 1.7716% |
| 1974 | 5.51千万 (55,140,018) | 3.7164% | 2.63千万 (26,288,932) | 1.7718% |
| 1973 | 5.61千万 (56,060,923) | 3.8391% | 2.58千万 (25,823,134) | 1.7684% |
| 1972 | 5.70千万 (56,950,543) | 3.9598% | 2.53千万 (25,314,562) | 1.7601% |
| 1971 | 5.76千万 (57,624,433) | 4.0707% | 2.49千万 (24,862,420) | 1.7563% |
| 1970 | 5.80千万 (57,996,508) | 4.1705% | 2.43千万 (24,333,092) | 1.7498% |
| 1969 | 5.83千万 (58,341,800) | 4.2710% | 2.41千万 (24,141,920) | 1.7674% |
| 1968 | 5.88千万 (58,766,779) | 4.3845% | 2.40千万 (24,009,634) | 1.7913% |
| 1967 | 5.91千万 (59,054,758) | 4.4881% | 2.40千万 (23,965,568) | 1.8214% |
| 1966 | 5.95千万 (59,466,631) | 4.6039% | 2.42千万 (24,217,677) | 1.8749% |
| 1965 | 5.94千万 (59,419,315) | 4.6986% | 2.47千万 (24,663,501) | 1.9503% |
| 1964 | 5.86千万 (58,605,080) | 4.7395% | 2.52千万 (25,205,548) | 2.0384% |
| 1963 | 5.79千万 (57,860,035) | 4.7993% | 2.60千万 (26,009,547) | 2.1574% |
| 1962 | 5.74千万 (57,353,912) | 4.8860% | 2.68千万 (26,835,246) | 2.2861% |
| 1961 | 5.68千万 (56,782,395) | 4.9358% | 2.73千万 (27,347,642) | 2.3772% |
| 1960 | 5.57千万 (55,673,877) | 4.9149% | 2.75千万 (27,493,397) | 2.4271% |
| 1959 | 5.43千万 (54,332,016) | 4.9840% | 2.85千万 (28,503,985) | 2.6147% |