Portugal - Pirâmide etária
| Data | 0-14 anos % | 15-64 anos % | > 64 anos % |
|---|---|---|---|
| 1976 | 27,23% | 62,18% | 10,58% |
| 1975 | 27,37% | 62,13% | 10,50% |
| 1974 | 27,79% | 62,41% | 9,80% |
| 1973 | 28,15% | 62,09% | 9,75% |
| 1972 | 28,44% | 61,83% | 9,73% |
| 1971 | 28,56% | 61,77% | 9,67% |
| 1970 | 28,47% | 61,86% | 9,67% |
| 1969 | 28,97% | 61,84% | 9,20% |
| 1968 | 29,15% | 61,95% | 8,89% |
| 1967 | 29,15% | 62,15% | 8,70% |
| 1966 | 29,17% | 62,31% | 8,52% |
| 1965 | 29,03% | 62,55% | 8,42% |
| 1964 | 29,00% | 62,94% | 8,06% |
| 1963 | 28,94% | 62,96% | 8,10% |
| 1962 | 29,09% | 62,86% | 8,06% |
| 1961 | 29,08% | 62,90% | 8,02% |
| 1960 | 29,16% | 62,87% | 7,97% |
| 1959 | 29,38% | 62,81% | 7,81% |