Costa Rica - Pirâmide etária
| Data | 0-14 anos % | 15-64 anos % | > 64 anos % |
|---|---|---|---|
| 1978 | 38,21% | 57,84% | 3,95% |
| 1977 | 38,89% | 57,26% | 3,85% |
| 1976 | 39,63% | 56,61% | 3,76% |
| 1975 | 40,40% | 55,93% | 3,68% |
| 1974 | 41,18% | 55,22% | 3,60% |
| 1973 | 41,96% | 54,52% | 3,52% |
| 1972 | 42,70% | 53,86% | 3,44% |
| 1971 | 43,38% | 53,24% | 3,37% |
| 1970 | 43,99% | 52,69% | 3,31% |
| 1969 | 44,54% | 52,21% | 3,26% |
| 1968 | 45,02% | 51,78% | 3,20% |
| 1967 | 45,41% | 51,44% | 3,16% |
| 1966 | 45,68% | 51,19% | 3,12% |
| 1965 | 45,87% | 51,04% | 3,09% |
| 1964 | 45,99% | 50,93% | 3,08% |
| 1963 | 46,07% | 50,87% | 3,06% |
| 1962 | 46,06% | 50,89% | 3,06% |
| 1961 | 45,96% | 50,99% | 3,05% |
| 1960 | 45,79% | 51,16% | 3,05% |