| 年份 | 尼日尔 | |
|---|---|---|
| 人口 | 占世界% | |
| 2021 | 1.23千万 (12,292,016) | 0.2401% |
| 2020 | 1.18千万 (11,830,026) | 0.2332% |
| 2019 | 1.14千万 (11,388,161) | 0.2266% |
| 2018 | 1.10千万 (10,961,996) | 0.2202% |
| 2017 | 1.06千万 (10,551,055) | 0.2141% |
| 2016 | 1.02千万 (10,150,650) | 0.2080% |
| 2015 | 9.76百万 (9,758,173) | 0.2021% |
| 2014 | 9.38百万 (9,383,245) | 0.1965% |
| 2013 | 9.03百万 (9,029,922) | 0.1913% |
| 2012 | 8.69百万 (8,689,408) | 0.1862% |
| 2011 | 8.37百万 (8,369,511) | 0.1816% |
| 2010 | 8.08百万 (8,078,095) | 0.1776% |
| 2009 | 7.80百万 (7,804,855) | 0.1740% |
| 2008 | 7.55百万 (7,548,264) | 0.1707% |
| 2007 | 7.31百万 (7,305,428) | 0.1677% |
| 2006 | 7.07百万 (7,074,702) | 0.1649% |
| 2005 | 6.85百万 (6,854,468) | 0.1624% |
| 2004 | 6.64百万 (6,644,224) | 0.1602% |
| 2003 | 6.44百万 (6,442,915) | 0.1581% |
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| 2002 | 6.25百万 (6,248,398) | 0.1560% |
| 2001 | 6.06百万 (6,059,460) | 0.1540% |
| 2000 | 5.87百万 (5,874,510) | 0.1520% |
| 1999 | 5.69百万 (5,694,308) | 0.1500% |
| 1998 | 5.52百万 (5,518,141) | 0.1481% |
| 1997 | 5.35百万 (5,347,108) | 0.1462% |
| 1996 | 5.18百万 (5,180,016) | 0.1443% |
| 1995 | 5.01百万 (5,009,856) | 0.1421% |
| 1994 | 4.84百万 (4,842,872) | 0.1398% |
| 1993 | 4.69百万 (4,685,540) | 0.1377% |
| 1992 | 4.54百万 (4,536,097) | 0.1356% |
| 1991 | 4.39百万 (4,393,241) | 0.1337% |
| 1990 | 4.25百万 (4,254,998) | 0.1318% |
| 1989 | 4.12百万 (4,121,356) | 0.1301% |
| 1988 | 3.99百万 (3,993,764) | 0.1285% |
| 1987 | 3.87百万 (3,872,300) | 0.1272% |
| 1986 | 3.76百万 (3,755,802) | 0.1259% |
| 1985 | 3.64百万 (3,644,715) | 0.1248% |
| 1984 | 3.54百万 (3,539,715) | 0.1239% |
| 1983 | 3.44百万 (3,438,517) | 0.1231% |
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| 1982 | 3.34百万 (3,339,270) | 0.1223% |
| 1981 | 3.24百万 (3,241,622) | 0.1214% |
| 1980 | 3.15百万 (3,145,323) | 0.1205% |
| 1979 | 3.05百万 (3,050,221) | 0.1196% |
| 1978 | 2.96百万 (2,957,324) | 0.1188% |
| 1977 | 2.87百万 (2,867,987) | 0.1180% |
| 1976 | 2.78百万 (2,782,016) | 0.1168% |
| 1975 | 2.70百万 (2,698,933) | 0.1155% |
| 1974 | 2.62百万 (2,618,959) | 0.1143% |
| 1973 | 2.54百万 (2,542,244) | 0.1132% |
| 1972 | 2.47百万 (2,468,156) | 0.1123% |
| 1971 | 2.40百万 (2,396,609) | 0.1114% |
| 1970 | 2.33百万 (2,326,760) | 0.1106% |
| 1969 | 2.26百万 (2,258,125) | 0.1097% |
| 1968 | 2.19百万 (2,191,243) | 0.1088% |
| 1967 | 2.13百万 (2,126,120) | 0.1078% |
| 1966 | 2.06百万 (2,063,017) | 0.1068% |
| 1965 | 2.00百万 (2,002,046) | 0.1058% |
| 1964 | 1.95百万 (1,950,527) | 0.1050% |
| 1963 | 1.91百万 (1,905,692) | 0.1044% |
| 1962 | 1.86百万 (1,856,257) | 0.1034% |
| 1961 | 1.80百万 (1,803,293) | 0.1020% |
| 1960 | 1.75百万 (1,750,038) | 0.1002% |
| 1959 | 1.67百万 (1,665,095) | 0.0966% |