Vietname - Pirâmide etária
| Data | 0-14 anos % | 15-64 anos % | > 64 anos % |
|---|---|---|---|
| 1985 | 39,63% | 54,86% | 5,51% |
| 1984 | 39,70% | 54,79% | 5,51% |
| 1983 | 39,73% | 54,75% | 5,52% |
| 1982 | 39,73% | 54,74% | 5,53% |
| 1981 | 39,73% | 54,73% | 5,54% |
| 1980 | 39,80% | 54,66% | 5,54% |
| 1979 | 39,93% | 54,56% | 5,51% |
| 1978 | 40,18% | 54,35% | 5,47% |
| 1977 | 40,56% | 54,00% | 5,44% |
| 1976 | 40,81% | 53,78% | 5,41% |
| 1975 | 41,07% | 53,55% | 5,38% |
| 1974 | 41,46% | 53,15% | 5,39% |
| 1973 | 41,81% | 52,77% | 5,43% |
| 1972 | 42,14% | 52,39% | 5,48% |
| 1971 | 42,43% | 52,05% | 5,52% |
| 1970 | 42,66% | 51,82% | 5,52% |
| 1969 | 42,92% | 51,58% | 5,50% |
| 1968 | 43,12% | 51,42% | 5,46% |
| 1967 | 43,28% | 51,34% | 5,39% |
| 1966 | 43,32% | 51,38% | 5,30% |
| 1965 | 43,23% | 51,55% | 5,23% |
| 1964 | 43,17% | 51,67% | 5,17% |
| 1963 | 42,83% | 52,05% | 5,11% |
| 1962 | 42,17% | 52,75% | 5,07% |
| 1961 | 41,56% | 53,44% | 5,01% |
| 1960 | 40,87% | 54,19% | 4,94% |