Portugal - Natalidade
| Data | Nascidos vivos | Nascidos - homens | Nascidos - mulheres | Taxa de natalidade | Taxa de fertilidade |
|---|---|---|---|---|---|
| 1975 | 179.648 | 93.099 | 86.549 | 19,80‰ | 2,75 |
| 1974 | 171.979 | 88.062 | 83.917 | 19,60‰ | 2,70 |
| 1973 | 172.324 | 88.697 | 83.627 | 20,00‰ | 2,77 |
| 1972 | 174.685 | 90.322 | 84.363 | 20,20‰ | 2,86 |
| 1971 | 181.243 | 93.294 | 87.949 | 21,00‰ | 3,00 |
| 1970 | 180.690 | 93.223 | 87.467 | 20,80‰ | 3,01 |
| 1969 | 189.739 | 98.054 | 91.685 | 21,70‰ | 3,12 |
| 1968 | 194.962 | 101.125 | 93.837 | 22,10‰ | 3,12 |
| 1967 | 202.061 | 103.889 | 98.172 | 22,80‰ | 3,16 |
| 1966 | 206.940 | 107.224 | 99.716 | 23,20‰ | 3,16 |
| 1965 | 210.299 | 108.574 | 101.725 | 23,40‰ | 3,15 |
| 1964 | 217.136 | 112.434 | 104.702 | 24,00‰ | 3,21 |
| 1963 | 212.152 | 109.457 | 102.695 | 23,50‰ | 3,12 |
| 1962 | 220.200 | 113.842 | 106.358 | 24,50‰ | 3,23 |
| 1961 | 217.516 | 111.869 | 105.647 | 24,40‰ | 3,21 |
| 1960 | 213.895 | 110.485 | 103.410 | 24,10‰ | 3,16 |