| 年份 | 乍得总和生育率 |
|---|---|
| 2023 | 6.12 |
| 2022 | 6.22 |
| 2021 | 6.26 |
| 2020 | 6.35 |
| 2019 | 6.41 |
| 2018 | 6.46 |
| 2017 | 6.54 |
| 2016 | 6.62 |
| 2015 | 6.71 |
| 2014 | 6.78 |
| 2013 | 6.84 |
| 2012 | 6.90 |
| 2011 | 6.95 |
| 2010 | 6.99 |
| 2009 | 7.02 |
| 2008 | 7.06 |
| 2007 | 7.09 |
| 2006 | 7.12 |
| 2005 | 7.13 |
|
|
|
| 2004 | 7.16 |
| 2003 | 7.18 |
| 2002 | 7.20 |
| 2001 | 7.23 |
| 2000 | 7.25 |
| 1999 | 7.26 |
| 1998 | 7.27 |
| 1997 | 7.27 |
| 1996 | 7.29 |
| 1995 | 7.29 |
| 1994 | 7.31 |
| 1993 | 7.34 |
| 1992 | 7.30 |
| 1991 | 7.26 |
| 1990 | 7.22 |
| 1989 | 7.19 |
| 1988 | 7.15 |
| 1987 | 7.10 |
| 1986 | 7.07 |
| 1985 | 7.04 |
|
|
|
| 1984 | 7.02 |
| 1983 | 6.98 |
| 1982 | 6.96 |
| 1981 | 6.94 |
| 1980 | 6.91 |
| 1979 | 6.90 |
| 1978 | 6.89 |
| 1977 | 6.90 |
| 1976 | 6.89 |
| 1975 | 6.88 |
| 1974 | 6.86 |
| 1973 | 6.87 |
| 1972 | 6.85 |
| 1971 | 6.58 |
| 1970 | 6.53 |
| 1969 | 6.48 |
| 1968 | 6.43 |
| 1967 | 6.39 |
| 1966 | 6.36 |
| 1965 | 6.34 |
| 1964 | 6.32 |
| 1963 | 6.30 |
| 1962 | 6.28 |
| 1961 | 6.27 |
| 1960 | 6.25 |
| 1959 | 6.23 |