Tonga - Population pyramid
| Date | 0-14 years % | 15-64 years % | > 64 years % |
|---|---|---|---|
| 1972 | 47.09% | 49.82% | 3.08% |
| 1971 | 47.29% | 49.64% | 3.07% |
| 1970 | 47.38% | 49.55% | 3.06% |
| 1969 | 47.37% | 49.57% | 3.06% |
| 1968 | 47.25% | 49.69% | 3.06% |
| 1967 | 47.03% | 49.89% | 3.08% |
| 1966 | 46.92% | 50.01% | 3.07% |
| 1965 | 46.93% | 50.03% | 3.05% |
| 1964 | 46.88% | 50.08% | 3.04% |
| 1963 | 46.80% | 50.16% | 3.04% |
| 1962 | 46.67% | 50.28% | 3.05% |
| 1961 | 46.53% | 50.40% | 3.06% |
| 1960 | 46.40% | 50.50% | 3.09% |