| 年份 | 中国 | 美国 | ||
|---|---|---|---|---|
| 人口 | 占世界% | 人口 | 占世界% | |
| 2021 | 9.77亿 (977,101,360) | 19.0892% | 2.16亿 (215,990,043) | 4.2197% |
| 2020 | 9.79亿 (978,973,451) | 19.2942% | 2.16亿 (216,355,010) | 4.2641% |
| 2019 | 9.81亿 (981,428,759) | 19.5281% | 2.15亿 (214,965,169) | 4.2773% |
| 2018 | 9.84亿 (983,747,117) | 19.7633% | 2.15亿 (214,704,199) | 4.3134% |
| 2017 | 9.86亿 (986,411,437) | 20.0121% | 2.14亿 (214,183,259) | 4.3453% |
| 2016 | 9.88亿 (988,046,970) | 20.2500% | 2.14亿 (213,723,220) | 4.3803% |
| 2015 | 9.88亿 (988,302,343) | 20.4729% | 2.13亿 (212,890,784) | 4.4101% |
| 2014 | 9.88亿 (987,820,941) | 20.6887% | 2.12亿 (211,539,193) | 4.4304% |
| 2013 | 9.86亿 (986,335,930) | 20.8932% | 2.10亿 (210,407,309) | 4.4570% |
| 2012 | 9.84亿 (983,744,113) | 21.0856% | 2.10亿 (209,586,568) | 4.4923% |
| 2011 | 9.80亿 (979,815,828) | 21.2632% | 2.09亿 (208,717,283) | 4.5294% |
| 2010 | 9.76亿 (975,573,269) | 21.4480% | 2.08亿 (207,573,780) | 4.5635% |
| 2009 | 9.71亿 (970,985,809) | 21.6445% | 2.06亿 (205,957,039) | 4.5910% |
| 2008 | 9.65亿 (965,322,958) | 21.8285% | 2.04亿 (204,331,171) | 4.6205% |
| 2007 | 9.58亿 (958,367,798) | 21.9974% | 2.03亿 (202,508,658) | 4.6482% |
| 2006 | 9.50亿 (949,961,080) | 22.1449% | 2.00亿 (200,387,285) | 4.6713% |
| 2005 | 9.38亿 (937,712,257) | 22.2230% | 1.98亿 (198,081,570) | 4.6944% |
| 2004 | 9.23亿 (922,710,365) | 22.2474% | 1.96亿 (195,827,384) | 4.7216% |
| 2003 | 9.08亿 (908,333,176) | 22.2828% | 1.94亿 (193,588,057) | 4.7490% |
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| 2002 | 8.94亿 (893,626,206) | 22.3098% | 1.91亿 (191,479,586) | 4.7804% |
| 2001 | 8.79亿 (878,790,092) | 22.3362% | 1.89亿 (189,269,845) | 4.8107% |
| 2000 | 8.65亿 (865,485,981) | 22.3966% | 1.87亿 (186,952,253) | 4.8378% |
| 1999 | 8.53亿 (853,178,019) | 22.4790% | 1.84亿 (184,384,947) | 4.8581% |
| 1998 | 8.41亿 (841,225,988) | 22.5702% | 1.82亿 (181,922,559) | 4.8810% |
| 1997 | 8.28亿 (827,885,092) | 22.6289% | 1.80亿 (179,510,803) | 4.9066% |
| 1996 | 8.14亿 (813,656,261) | 22.6605% | 1.77亿 (177,070,760) | 4.9315% |
| 1995 | 8.01亿 (800,991,787) | 22.7192% | 1.75亿 (174,821,805) | 4.9586% |
| 1994 | 7.89亿 (789,242,633) | 22.7900% | 1.73亿 (172,755,766) | 4.9885% |
| 1993 | 7.78亿 (778,388,491) | 22.8725% | 1.71亿 (170,803,325) | 5.0190% |
| 1992 | 7.68亿 (768,432,990) | 22.9705% | 1.69亿 (168,814,806) | 5.0463% |
| 1991 | 7.58亿 (757,775,607) | 23.0554% | 1.67亿 (166,940,233) | 5.0792% |
| 1990 | 7.47亿 (747,174,586) | 23.1485% | 1.65亿 (165,147,772) | 5.1165% |
| 1989 | 7.36亿 (735,923,185) | 23.2288% | 1.64亿 (163,597,119) | 5.1638% |
| 1988 | 7.22亿 (721,706,724) | 23.2259% | 1.63亿 (162,567,856) | 5.2317% |
| 1987 | 7.06亿 (705,817,809) | 23.1763% | 1.62亿 (161,562,819) | 5.3051% |
| 1986 | 6.89亿 (689,171,232) | 23.1038% | 1.60亿 (160,182,740) | 5.3700% |
| 1985 | 6.71亿 (671,252,711) | 22.9899% | 1.59亿 (158,592,615) | 5.4317% |
| 1984 | 6.53亿 (652,879,800) | 22.8538% | 1.57亿 (157,122,255) | 5.5000% |
| 1983 | 6.34亿 (634,113,758) | 22.7015% | 1.56亿 (155,628,063) | 5.5715% |
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| 1982 | 6.17亿 (616,596,105) | 22.5792% | 1.54亿 (153,984,654) | 5.6388% |
| 1981 | 6.00亿 (600,441,839) | 22.4872% | 1.52亿 (152,345,271) | 5.7055% |
| 1980 | 5.84亿 (583,687,542) | 22.3661% | 1.51亿 (150,533,903) | 5.7682% |
| 1979 | 5.66亿 (566,480,467) | 22.2126% | 1.49亿 (148,535,061) | 5.8243% |
| 1978 | 5.47亿 (547,101,259) | 21.9746% | 1.46亿 (146,177,580) | 5.8713% |
| 1977 | 5.29亿 (528,738,723) | 21.7471% | 1.44亿 (143,829,512) | 5.9157% |
| 1976 | 5.18亿 (517,729,429) | 21.7383% | 1.42亿 (141,515,889) | 5.9419% |
| 1975 | 5.11亿 (510,508,030) | 21.8476% | 1.39亿 (139,177,308) | 5.9562% |
| 1974 | 5.03亿 (502,808,705) | 21.9388% | 1.37亿 (136,755,049) | 5.9670% |
| 1973 | 4.93亿 (493,168,871) | 21.9580% | 1.34亿 (134,420,257) | 5.9850% |
| 1972 | 4.80亿 (480,289,919) | 21.8531% | 1.32亿 (132,006,670) | 6.0063% |
| 1971 | 4.67亿 (466,792,477) | 21.7047% | 1.30亿 (129,521,198) | 6.0224% |
| 1970 | 4.53亿 (453,299,770) | 21.5496% | 1.27亿 (126,953,729) | 6.0353% |
| 1969 | 4.40亿 (439,885,220) | 21.3758% | 1.25亿 (124,596,742) | 6.0547% |
| 1968 | 4.28亿 (427,511,788) | 21.2242% | 1.22亿 (122,441,662) | 6.0787% |
| 1967 | 4.15亿 (415,082,625) | 21.0470% | 1.20亿 (120,475,148) | 6.1088% |
| 1966 | 4.03亿 (403,156,857) | 20.8730% | 1.18亿 (118,265,318) | 6.1230% |
| 1965 | 3.92亿 (392,459,201) | 20.7315% | 1.16亿 (116,320,150) | 6.1446% |
| 1964 | 3.85亿 (384,608,183) | 20.7023% | 1.15亿 (115,018,817) | 6.1911% |
| 1963 | 3.79亿 (379,324,943) | 20.7763% | 1.13亿 (113,495,962) | 6.2164% |
| 1962 | 3.74亿 (373,916,622) | 20.8338% | 1.12亿 (111,694,584) | 6.2234% |
| 1961 | 3.71亿 (370,644,985) | 20.9742% | 1.10亿 (109,806,029) | 6.2137% |
| 1960 | 3.71亿 (371,478,204) | 21.2702% | 1.08亿 (108,320,395) | 6.2022% |
| 1959 | 3.73亿 (373,375,193) | 21.6711% | 1.07亿 (107,153,423) | 6.2193% |