| 年份 | 粗出生率 | 粗死亡率 | 自然增长率 |
|---|---|---|---|
| 1960 | 45.7 | 26.3 | 19.4 |
| 1961 | 45.7 | 26.0 | 19.6 |
| 1962 | 45.6 | 25.8 | 19.8 |
| 1963 | 45.5 | 25.6 | 19.9 |
| 1964 | 45.4 | 25.3 | 20.2 |
| 1965 | 45.4 | 25.4 | 20.0 |
| 1966 | 45.4 | 25.3 | 20.2 |
| 1967 | 45.6 | 25.0 | 20.6 |
| 1968 | 45.8 | 24.6 | 21.2 |
| 1969 | 46.2 | 24.3 | 21.9 |
| 1970 | 46.7 | 24.1 | 22.6 |
| 1971 | 47.2 | 24.4 | 22.7 |
| 1972 | 49.0 | 23.6 | 25.4 |
| 1973 | 49.0 | 23.5 | 25.5 |
| 1974 | 48.8 | 23.5 | 25.4 |
| 1975 | 48.7 | 23.4 | 25.4 |
| 1976 | 48.6 | 23.1 | 25.5 |
| 1977 | 48.4 | 22.9 | 25.5 |
| 1978 | 48.2 | 22.7 | 25.5 |
| 1979 | 48.1 | 22.4 | 25.7 |
| 1980 | 48.2 | 22.1 | 26.1 |
| 1981 | 46.3 | 21.9 | 24.5 |
| 1982 | 46.9 | 21.4 | 25.5 |
| 1983 | 49.8 | 21.1 | 28.8 |
| 1984 | 50.4 | 21.0 | 29.4 |
| 1985 | 49.3 | 20.7 | 28.5 |
| 1986 | 49.4 | 20.4 | 28.9 |
| 1987 | 50.7 | 21.8 | 28.8 |
| 1988 | 51.7 | 20.2 | 31.5 |
| 1989 | 52.1 | 20.1 | 32.0 |
| 1990 | 52.4 | 20.7 | 31.6 |
| 1991 | 52.1 | 20.0 | 32.0 |
| 1992 | 53.3 | 19.9 | 33.4 |
| 1993 | 53.5 | 19.7 | 33.8 |
| 1994 | 52.1 | 19.5 | 32.5 |
| 1995 | 52.1 | 19.2 | 32.9 |
| 1996 | 53.0 | 18.9 | 34.0 |
| 1997 | 52.4 | 18.7 | 33.7 |
| 1998 | 52.2 | 18.5 | 33.7 |
| 1999 | 51.7 | 18.3 | 33.4 |
| 2000 | 51.3 | 18.1 | 33.2 |
| 2001 | 51.1 | 17.7 | 33.4 |
| 2002 | 50.3 | 17.4 | 32.9 |
| 2003 | 49.9 | 17.1 | 32.8 |
| 2004 | 50.3 | 17.0 | 33.3 |
| 2005 | 50.3 | 16.8 | 33.5 |
| 2006 | 49.9 | 16.7 | 33.2 |
| 2007 | 49.7 | 16.3 | 33.4 |
| 2008 | 49.2 | 16.0 | 33.2 |
| 2009 | 48.9 | 15.8 | 33.2 |
| 2010 | 48.8 | 15.4 | 33.3 |
| 2011 | 48.4 | 15.1 | 33.3 |
| 2012 | 48.0 | 14.6 | 33.4 |
| 2013 | 47.5 | 14.4 | 33.1 |
| 2014 | 47.0 | 14.0 | 33.0 |
| 2015 | 46.4 | 13.7 | 32.7 |
| 2016 | 45.5 | 13.3 | 32.2 |
| 2017 | 44.8 | 13.0 | 31.8 |
| 2018 | 44.4 | 12.7 | 31.7 |
| 2019 | 44.2 | 12.4 | 31.9 |
| 2020 | 43.8 | 12.5 | 31.4 |
| 2021 | 43.4 | 12.5 | 30.9 |
2021年，乍得人口粗出生率为43.4‰，粗死亡率为12.5‰，自然增长率为30.9‰。
