Bulgarie - Natalité
| Date | Naissances vivantes | Naissances - hommes | Naissances - femmes | Taux de natalite | Taux de fécondité |
|---|---|---|---|---|---|
| 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 |