Tchad - Natalité
| Date | Taux de natalite | Taux de fécondité |
|---|---|---|
| 1983 | 49,83‰ | 6,98 |
| 1982 | 46,90‰ | 6,96 |
| 1981 | 46,35‰ | 6,94 |
| 1980 | 48,21‰ | 6,91 |
| 1979 | 48,05‰ | 6,91 |
| 1978 | 48,18‰ | 6,89 |
| 1977 | 48,44‰ | 6,90 |
| 1976 | 48,64‰ | 6,89 |
| 1975 | 48,74‰ | 6,88 |
| 1974 | 48,83‰ | 6,86 |
| 1973 | 48,99‰ | 6,87 |
| 1972 | 48,97‰ | 6,85 |
| 1971 | 47,18‰ | 6,58 |
| 1970 | 46,71‰ | 6,53 |
| 1969 | 46,24‰ | 6,48 |
| 1968 | 45,82‰ | 6,43 |
| 1967 | 45,59‰ | 6,39 |
| 1966 | 45,44‰ | 6,36 |
| 1965 | 45,40‰ | 6,34 |
| 1964 | 45,43‰ | 6,32 |
| 1963 | 45,48‰ | 6,30 |
| 1962 | 45,59‰ | 6,29 |
| 1961 | 45,67‰ | 6,27 |
| 1960 | 45,75‰ | 6,25 |