| age group | 1990-91 | 2000-01 | 2010-11 | 2015-16 |
| 0 - 9 | 52.0 | 49.6 | 46.3 | 46.8 |
| 10 - 14 | 52.9 | 52.0 | 50.5 | 48.6 |
| 15 - 19 | 49.4 | 50.7 | 48.9 | 47.2 |
| 20 - 24 | 46.7 | 50.4 | 42.0 | 42.7 |
| 25 - 29 | 61.8 | 59.2 | 50.2 | 53.2 |
| 30 - 39 | 74.6 | 73.8 | 63.3 | 69.9 |
| 40 - 49 | 95.7 | 93.7 | 96.4 | 93.8 |
| 50 - 59 | 100.0 | 100.0 | 100.0 | 100.0 |
| above 60 | 103.6 | 96.1 | 87.9 | 86.5 |
| net supply kg/capita | (kg/year) | |||
| 24.8 | 37.9 | 44.0 | 54.5 |