| 年份 | 粗出生率 | 粗死亡率 | 自然增长率 |
|---|---|---|---|
| 1960 | 46.3 | 19.0 | 27.3 |
| 1961 | 46.6 | 18.6 | 28.0 |
| 1962 | 46.6 | 18.3 | 28.3 |
| 1963 | 46.7 | 17.9 | 28.8 |
| 1964 | 46.8 | 17.4 | 29.4 |
| 1965 | 46.9 | 17.0 | 29.9 |
| 1966 | 47.0 | 16.6 | 30.3 |
| 1967 | 46.8 | 16.2 | 30.6 |
| 1968 | 46.5 | 15.8 | 30.7 |
| 1969 | 46.3 | 15.4 | 30.9 |
| 1970 | 46.0 | 15.1 | 30.8 |
| 1971 | 45.6 | 14.9 | 30.8 |
| 1972 | 45.5 | 14.7 | 30.7 |
| 1973 | 45.3 | 14.6 | 30.7 |
| 1974 | 45.1 | 14.4 | 30.7 |
| 1975 | 44.9 | 14.1 | 30.8 |
| 1976 | 44.7 | 13.9 | 30.8 |
| 1977 | 44.6 | 13.6 | 30.9 |
| 1978 | 44.3 | 13.3 | 31.0 |
| 1979 | 43.8 | 12.9 | 30.9 |
| 1980 | 43.8 | 12.6 | 31.2 |
| 1981 | 43.7 | 12.2 | 31.5 |
| 1982 | 43.3 | 11.8 | 31.5 |
| 1983 | 42.9 | 11.6 | 31.4 |
| 1984 | 42.5 | 11.2 | 31.2 |
| 1985 | 41.9 | 10.9 | 31.0 |
| 1986 | 41.4 | 10.6 | 30.7 |
| 1987 | 41.0 | 10.3 | 30.7 |
| 1988 | 40.7 | 10.0 | 30.7 |
| 1989 | 40.7 | 9.8 | 30.9 |
| 1990 | 40.6 | 9.6 | 31.0 |
| 1991 | 40.6 | 9.5 | 31.1 |
| 1992 | 40.6 | 9.4 | 31.3 |
| 1993 | 41.5 | 9.4 | 32.1 |
| 1994 | 40.9 | 9.4 | 31.6 |
| 1995 | 40.7 | 9.4 | 31.3 |
| 1996 | 39.6 | 9.4 | 30.2 |
| 1997 | 39.0 | 9.2 | 29.8 |
| 1998 | 38.4 | 9.1 | 29.4 |
| 1999 | 38.2 | 9.0 | 29.3 |
| 2000 | 37.8 | 8.9 | 28.9 |
| 2001 | 37.5 | 8.8 | 28.7 |
| 2002 | 37.0 | 8.7 | 28.3 |
| 2003 | 36.7 | 8.6 | 28.1 |
| 2004 | 36.8 | 8.5 | 28.2 |
| 2005 | 36.9 | 8.5 | 28.4 |
| 2006 | 37.1 | 8.4 | 28.7 |
| 2007 | 37.1 | 8.3 | 28.8 |
| 2008 | 37.2 | 8.2 | 29.0 |
| 2009 | 36.9 | 8.2 | 28.7 |
| 2010 | 36.8 | 8.3 | 28.4 |
| 2011 | 36.7 | 8.5 | 28.3 |
| 2012 | 36.4 | 8.6 | 27.8 |
| 2013 | 35.8 | 8.7 | 27.2 |
| 2014 | 35.5 | 8.3 | 27.2 |
| 2015 | 35.2 | 8.0 | 27.2 |
| 2016 | 34.8 | 7.7 | 27.1 |
| 2017 | 34.4 | 7.4 | 27.0 |
| 2018 | 34.2 | 7.2 | 26.9 |
| 2019 | 33.7 | 7.0 | 26.7 |
| 2020 | 33.4 | 7.5 | 26.0 |
| 2021 | 33.2 | 7.4 | 25.8 |
2021年，毛里塔尼亚人口粗出生率为33.2‰，粗死亡率为7.4‰，自然增长率为25.8‰。
