Bulgaria - Fertility
| Date | Live births | Live births males | Live births females | Birth Rate | Fertility Rate |
|---|---|---|---|---|---|
| 1979 | 135,358 | 69,900 | 65,500 | 15.30‰ | 2.16 |
| 1978 | 136,442 | 70,000 | 66,400 | 15.50‰ | 2.15 |
| 1977 | 141,702 | 72,800 | 68,900 | 16.10‰ | 2.21 |
| 1976 | 144,929 | 74,700 | 70,200 | 16.50‰ | 2.24 |
| 1975 | 144,668 | 74,400 | 70,300 | 16.60‰ | 2.23 |
| 1974 | 149,196 | 76,700 | 72,500 | 17.20‰ | 2.29 |
| 1973 | 139,713 | 71,700 | 68,100 | 16.20‰ | 2.15 |
| 1972 | 131,316 | 67,800 | 63,500 | 15.30‰ | 2.03 |
| 1971 | 135,422 | 69,800 | 65,600 | 15.90‰ | 2.10 |
| 1970 | 138,745 | 71,800 | 66,900 | 16.30‰ | 2.17 |
| 1969 | 143,060 | 73,500 | 69,600 | 17.00‰ | 2.27 |
| 1968 | 141,460 | 72,600 | 68,800 | 16.90‰ | 2.27 |
| 1967 | 124,582 | 64,200 | 60,400 | 15.00‰ | 2.02 |
| 1966 | 123,039 | 63,500 | 59,600 | 14.90‰ | 2.03 |
| 1965 | 125,791 | 64,800 | 61,000 | 15.30‰ | 2.09 |
| 1964 | 130,958 | 67,400 | 63,500 | 16.10‰ | 2.19 |
| 1963 | 132,143 | 68,000 | 64,100 | 16.40‰ | 2.21 |
| 1962 | 134,148 | 68,800 | 65,300 | 16.70‰ | 2.24 |
| 1961 | 137,861 | 71,200 | 66,600 | 17.40‰ | 2.29 |
| 1960 | 140,082 | 72,200 | 67,900 | 17.80‰ | 2.31 |