| 年份 | 蒙古 |
| 人口 | 占世界% |
| 2021 | 3.35百万 (3,347,782) | 0.0424% |
| 2020 | 3.29百万 (3,294,335) | 0.0421% |
| 2019 | 3.23百万 (3,232,430) | 0.0417% |
| 2018 | 3.16百万 (3,163,991) | 0.0413% |
| 2017 | 3.10百万 (3,096,030) | 0.0409% |
| 2016 | 3.03百万 (3,029,555) | 0.0404% |
| 2015 | 2.96百万 (2,964,749) | 0.0400% |
| 2014 | 2.90百万 (2,902,823) | 0.0397% |
| 2013 | 2.85百万 (2,845,153) | 0.0394% |
| 2012 | 2.79百万 (2,792,349) | 0.0391% |
| 2011 | 2.74百万 (2,743,938) | 0.0389% |
| 2010 | 2.70百万 (2,702,520) | 0.0388% |
| 2009 | 2.67百万 (2,666,713) | 0.0387% |
| 2008 | 2.63百万 (2,633,887) | 0.0387% |
| 2007 | 2.61百万 (2,605,643) | 0.0388% |
| 2006 | 2.58百万 (2,581,242) | 0.0389% |
| 2005 | 2.56百万 (2,559,255) | 0.0391% |
| 2004 | 2.54百万 (2,537,949) | 0.0392% |
| 2003 | 2.52百万 (2,516,454) | 0.0394% |
| |
| 2002 | 2.49百万 (2,494,617) | 0.0395% |
| 2001 | 2.47百万 (2,472,601) | 0.0397% |
| 2000 | 2.45百万 (2,450,979) | 0.0399% |
| 1999 | 2.43百万 (2,428,488) | 0.0401% |
| 1998 | 2.41百万 (2,405,148) | 0.0402% |
| 1997 | 2.38百万 (2,381,771) | 0.0404% |
| 1996 | 2.36百万 (2,357,033) | 0.0406% |
| 1995 | 2.33百万 (2,330,334) | 0.0407% |
| 1994 | 2.30百万 (2,301,510) | 0.0408% |
| 1993 | 2.27百万 (2,270,311) | 0.0409% |
| 1992 | 2.24百万 (2,236,494) | 0.0409% |
| 1991 | 2.20百万 (2,200,077) | 0.0409% |
| 1990 | 2.16百万 (2,161,433) | 0.0408% |
| 1989 | 2.12百万 (2,120,825) | 0.0408% |
| 1988 | 2.07百万 (2,073,771) | 0.0406% |
| 1987 | 2.02百万 (2,021,502) | 0.0402% |
| 1986 | 1.97百万 (1,969,912) | 0.0399% |
| 1985 | 1.92百万 (1,919,744) | 0.0396% |
| 1984 | 1.87百万 (1,871,652) | 0.0393% |
| 1983 | 1.83百万 (1,825,773) | 0.0390% |
| |
| 1982 | 1.78百万 (1,781,797) | 0.0387% |
| 1981 | 1.74百万 (1,739,221) | 0.0385% |
| 1980 | 1.70百万 (1,697,780) | 0.0382% |
| 1979 | 1.66百万 (1,657,448) | 0.0380% |
| 1978 | 1.62百万 (1,615,868) | 0.0377% |
| 1977 | 1.57百万 (1,572,516) | 0.0373% |
| 1976 | 1.53百万 (1,529,084) | 0.0369% |
| 1975 | 1.49百万 (1,485,691) | 0.0365% |
| 1974 | 1.44百万 (1,443,130) | 0.0361% |
| 1973 | 1.40百万 (1,402,309) | 0.0358% |
| 1972 | 1.36百万 (1,363,835) | 0.0355% |
| 1971 | 1.33百万 (1,327,781) | 0.0352% |
| 1970 | 1.29百万 (1,293,880) | 0.0351% |
| 1969 | 1.26百万 (1,261,887) | 0.0349% |
| 1968 | 1.23百万 (1,230,406) | 0.0348% |
| 1967 | 1.20百万 (1,198,197) | 0.0345% |
| 1966 | 1.17百万 (1,165,746) | 0.0343% |
| 1965 | 1.13百万 (1,134,072) | 0.0341% |
| 1964 | 1.10百万 (1,104,017) | 0.0339% |
| 1963 | 1.08百万 (1,075,888) | 0.0337% |
| 1962 | 1.05百万 (1,045,315) | 0.0334% |
| 1961 | 1.01百万 (1,011,502) | 0.0329% |
| 1960 | 97.79万 (977,903) | 0.0323% |
| 1959 | 93.15万 (931,481) | 0.0314% |