Barém - Natalidade
| Data | Taxa de natalidade | Taxa de fertilidade |
|---|---|---|
| 1983 | 29,02‰ | 4,44 |
| 1982 | 28,97‰ | 4,54 |
| 1981 | 29,08‰ | 4,64 |
| 1980 | 29,77‰ | 4,80 |
| 1979 | 30,45‰ | 4,97 |
| 1978 | 31,05‰ | 5,15 |
| 1977 | 31,70‰ | 5,31 |
| 1976 | 32,31‰ | 5,46 |
| 1975 | 32,97‰ | 5,62 |
| 1974 | 33,71‰ | 5,79 |
| 1973 | 34,60‰ | 5,96 |
| 1972 | 35,56‰ | 6,13 |
| 1971 | 36,68‰ | 6,28 |
| 1970 | 37,71‰ | 6,43 |
| 1969 | 38,73‰ | 6,56 |
| 1968 | 39,94‰ | 6,70 |
| 1967 | 41,25‰ | 6,83 |
| 1966 | 42,55‰ | 6,92 |
| 1965 | 43,77‰ | 7,00 |
| 1964 | 44,65‰ | 7,06 |
| 1963 | 45,18‰ | 7,07 |
| 1962 | 45,82‰ | 7,10 |
| 1961 | 46,40‰ | 7,12 |
| 1960 | 46,90‰ | 7,15 |