Sri Lanka - Pyramide des âges
| Date | 0-14 ans % | 15-64 ans % | > 64 ans % |
|---|---|---|---|
| 1972 | 39,24% | 56,54% | 4,22% |
| 1971 | 39,61% | 56,23% | 4,16% |
| 1970 | 39,94% | 55,96% | 4,10% |
| 1969 | 40,22% | 55,71% | 4,07% |
| 1968 | 40,46% | 55,48% | 4,06% |
| 1967 | 40,66% | 55,28% | 4,06% |
| 1966 | 40,83% | 55,09% | 4,08% |
| 1965 | 40,98% | 54,91% | 4,12% |
| 1964 | 41,06% | 54,76% | 4,18% |
| 1963 | 41,14% | 54,59% | 4,27% |
| 1962 | 41,25% | 54,37% | 4,38% |
| 1961 | 41,32% | 54,16% | 4,52% |
| 1960 | 41,29% | 54,03% | 4,67% |