Tonga - Fertility
| Date | Birth Rate | Fertility Rate |
|---|---|---|
| 1989 | 30.64‰ | 4.69 |
| 1988 | 30.77‰ | 4.76 |
| 1987 | 31.06‰ | 4.86 |
| 1986 | 31.92‰ | 4.99 |
| 1985 | 32.87‰ | 5.13 |
| 1984 | 33.78‰ | 5.27 |
| 1983 | 34.49‰ | 5.39 |
| 1982 | 34.92‰ | 5.48 |
| 1981 | 35.08‰ | 5.53 |
| 1980 | 34.99‰ | 5.55 |
| 1979 | 34.67‰ | 5.54 |
| 1978 | 34.15‰ | 5.51 |
| 1977 | 33.59‰ | 5.47 |
| 1976 | 33.37‰ | 5.44 |
| 1975 | 33.27‰ | 5.43 |
| 1974 | 33.36‰ | 5.45 |
| 1973 | 33.66‰ | 5.51 |
| 1972 | 34.29‰ | 5.62 |
| 1971 | 35.26‰ | 5.76 |
| 1970 | 36.52‰ | 5.94 |
| 1969 | 38.02‰ | 6.15 |
| 1968 | 39.66‰ | 6.37 |
| 1967 | 41.26‰ | 6.59 |
| 1966 | 41.51‰ | 6.60 |
| 1965 | 42.11‰ | 6.66 |
| 1964 | 42.78‰ | 6.73 |
| 1963 | 43.28‰ | 6.77 |
| 1962 | 43.74‰ | 6.80 |
| 1961 | 44.23‰ | 6.84 |
| 1960 | 44.74‰ | 6.89 |