| 年份 | 中国 | 美国 |
| 人口 | 占世界% | 人口 | 占世界% |
| 2021 | 14.12亿 (1,412,360,000) | 17.9042% | 3.32亿 (331,893,745) | 4.2074% |
| 2020 | 14.11亿 (1,411,100,000) | 18.0425% | 3.32亿 (331,501,080) | 4.2386% |
| 2019 | 14.08亿 (1,407,745,000) | 18.1816% | 3.28亿 (328,329,953) | 4.2405% |
| 2018 | 14.03亿 (1,402,760,000) | 18.3085% | 3.27亿 (326,838,199) | 4.2658% |
| 2017 | 13.96亿 (1,396,215,000) | 18.4242% | 3.25亿 (325,122,128) | 4.2903% |
| 2016 | 13.88亿 (1,387,790,000) | 18.5238% | 3.23亿 (323,071,755) | 4.3123% |
| 2015 | 13.80亿 (1,379,860,000) | 18.6344% | 3.21亿 (320,738,994) | 4.3314% |
| 2014 | 13.72亿 (1,371,860,000) | 18.7476% | 3.18亿 (318,386,329) | 4.3510% |
| 2013 | 13.63亿 (1,363,240,000) | 18.8575% | 3.16亿 (316,059,947) | 4.3720% |
| 2012 | 13.54亿 (1,354,190,000) | 18.9639% | 3.14亿 (313,877,662) | 4.3955% |
| 2011 | 13.45亿 (1,345,035,000) | 19.0690% | 3.12亿 (311,583,481) | 4.4174% |
| 2010 | 13.38亿 (1,337,705,000) | 19.1933% | 3.09亿 (309,327,143) | 4.4382% |
| 2009 | 13.31亿 (1,331,260,000) | 19.3343% | 3.07亿 (306,771,529) | 4.4553% |
| 2008 | 13.25亿 (1,324,655,000) | 19.4762% | 3.04亿 (304,093,966) | 4.4710% |
| 2007 | 13.18亿 (1,317,885,000) | 19.6183% | 3.01亿 (301,231,207) | 4.4842% |
| 2006 | 13.11亿 (1,311,020,000) | 19.7593% | 2.98亿 (298,379,912) | 4.4971% |
| 2005 | 13.04亿 (1,303,720,000) | 19.8963% | 2.96亿 (295,516,599) | 4.5099% |
| 2004 | 12.96亿 (1,296,075,000) | 20.0295% | 2.93亿 (292,805,298) | 4.5250% |
| 2003 | 12.88亿 (1,288,400,000) | 20.1647% | 2.90亿 (290,107,933) | 4.5405% |
| |
| 2002 | 12.80亿 (1,280,400,000) | 20.2977% | 2.88亿 (287,625,193) | 4.5596% |
| 2001 | 12.72亿 (1,271,850,000) | 20.4269% | 2.85亿 (284,968,955) | 4.5768% |
| 2000 | 12.63亿 (1,262,645,000) | 20.5498% | 2.82亿 (282,162,411) | 4.5922% |
| 1999 | 12.53亿 (1,252,735,000) | 20.6644% | 2.79亿 (279,040,000) | 4.6029% |
| 1998 | 12.42亿 (1,241,935,000) | 20.7691% | 2.76亿 (275,854,000) | 4.6132% |
| 1997 | 12.30亿 (1,230,075,000) | 20.8626% | 2.73亿 (272,657,000) | 4.6244% |
| 1996 | 12.18亿 (1,217,550,000) | 20.9503% | 2.69亿 (269,394,000) | 4.6354% |
| 1995 | 12.05亿 (1,204,855,000) | 21.0389% | 2.66亿 (266,278,000) | 4.6497% |
| 1994 | 11.92亿 (1,191,835,000) | 21.1239% | 2.63亿 (263,126,000) | 4.6636% |
| 1993 | 11.78亿 (1,178,440,000) | 21.2075% | 2.60亿 (259,919,000) | 4.6776% |
| 1992 | 11.65亿 (1,164,970,000) | 21.2964% | 2.57亿 (256,514,000) | 4.6892% |
| 1991 | 11.51亿 (1,150,780,000) | 21.3794% | 2.53亿 (252,981,000) | 4.6999% |
| 1990 | 11.35亿 (1,135,185,000) | 21.4448% | 2.50亿 (249,623,000) | 4.7156% |
| 1989 | 11.19亿 (1,118,650,000) | 21.5013% | 2.47亿 (246,819,000) | 4.7441% |
| 1988 | 11.02亿 (1,101,630,000) | 21.5436% | 2.44亿 (244,499,000) | 4.7814% |
| 1987 | 10.84亿 (1,084,035,000) | 21.5755% | 2.42亿 (242,289,000) | 4.8223% |
| 1986 | 10.67亿 (1,066,790,000) | 21.6120% | 2.40亿 (240,133,000) | 4.8648% |
| 1985 | 10.51亿 (1,051,040,000) | 21.6702% | 2.38亿 (237,924,000) | 4.9055% |
| 1984 | 10.37亿 (1,036,825,000) | 21.7513% | 2.36亿 (235,825,000) | 4.9473% |
| 1983 | 10.23亿 (1,023,310,000) | 21.8425% | 2.34亿 (233,792,000) | 4.9903% |
| |
| 1982 | 10.09亿 (1,008,630,000) | 21.9136% | 2.32亿 (231,664,000) | 5.0331% |
| 1981 | 9.94亿 (993,885,000) | 21.9838% | 2.29亿 (229,466,000) | 5.0756% |
| 1980 | 9.81亿 (981,235,000) | 22.0877% | 2.27亿 (227,225,000) | 5.1149% |
| 1979 | 9.69亿 (969,005,000) | 22.1951% | 2.25亿 (225,055,000) | 5.1549% |
| 1978 | 9.56亿 (956,165,000) | 22.2887% | 2.23亿 (222,585,000) | 5.1886% |
| 1977 | 9.43亿 (943,455,000) | 22.3783% | 2.20亿 (220,239,000) | 5.2240% |
| 1976 | 9.31亿 (930,685,000) | 22.4630% | 2.18亿 (218,035,000) | 5.2625% |
| 1975 | 9.16亿 (916,395,000) | 22.5152% | 2.16亿 (215,973,000) | 5.3063% |
| 1974 | 9.00亿 (900,350,000) | 22.5314% | 2.14亿 (213,854,000) | 5.3517% |
| 1973 | 8.82亿 (881,940,000) | 22.4979% | 2.12亿 (211,909,000) | 5.4057% |
| 1972 | 8.62亿 (862,030,000) | 22.4271% | 2.10亿 (209,896,000) | 5.4608% |
| 1971 | 8.41亿 (841,105,000) | 22.3222% | 2.08亿 (207,661,000) | 5.5111% |
| 1970 | 8.18亿 (818,315,000) | 22.1747% | 2.05亿 (205,052,000) | 5.5565% |
| 1969 | 7.96亿 (796,025,000) | 22.0221% | 2.03亿 (202,677,000) | 5.6071% |
| 1968 | 7.75亿 (774,510,000) | 21.8772% | 2.01亿 (200,706,000) | 5.6693% |
| 1967 | 7.55亿 (754,550,000) | 21.7546% | 1.99亿 (198,712,000) | 5.7291% |
| 1966 | 7.35亿 (735,400,000) | 21.6386% | 1.97亿 (196,560,000) | 5.7836% |
| 1965 | 7.15亿 (715,185,000) | 21.4881% | 1.94亿 (194,303,000) | 5.8379% |
| 1964 | 6.98亿 (698,355,000) | 21.4185% | 1.92亿 (191,889,000) | 5.8852% |
| 1963 | 6.82亿 (682,335,000) | 21.3663% | 1.89亿 (189,242,000) | 5.9258% |
| 1962 | 6.66亿 (665,770,000) | 21.2915% | 1.87亿 (186,538,000) | 5.9655% |
| 1961 | 6.60亿 (660,330,000) | 21.4915% | 1.84亿 (183,691,000) | 5.9785% |
| 1960 | 6.67亿 (667,070,000) | 22.0041% | 1.81亿 (180,671,000) | 5.9597% |
| 1959 | 6.55亿 (654,954,856) | 22.1045% | 1.78亿 (177,622,013) | 5.9947% |