Resumen de 11 países en 2020.
| País | Población (M) | 0–14 (%) | 65+ (%) | Índice envej. |
|---|---|---|---|---|
| Uruguay | 3,50 | 19% | 12,50% | 65,86 |
| Chile | 19,10 | 19% | 12,50% | 65,80 |
| Brasil | 213,20 | 20,50% | 11,50% | 56,10 |
| Argentina | 45,40 | 21% | 11,50% | 54,76 |
| Colombia | 51,20 | 23% | 10% | 43,48 |
| Perú | 33 | 24% | 9% | 37,50 |
| México | 126 | 25% | 8,50% | 34 |
| Venezuela | 28,50 | 26% | 8% | 30,77 |
| Ecuador | 17,60 | 27% | 8% | 29,63 |
| Paraguay | 7,10 | 29% | 8,50% | 29,33 |
| Bolivia | 11,70 | 30% | 8% | 26,67 |