Cities with >20% of aged population ≥65 and total population (0)
| <100 000 |
| 100 000–250 000 |
| 250 000–500 000 |
| 500 000–1 000 000 |
| >1 000 000 |
Cities with 17–20% of aged population ≥65 and total population (1)
| <100 000 |
| 100 000–250 000 |
| 250 000–500 000 |
| 500 000–1 000 000 |
| >1 000 000 |
Cities with 15–17% of aged population ≥65 and total population (2)
| <100 000 |
| 100 000–250 000 |
| 250 000–500 000 |
| 500 000–1 000 000 |
| >1 000 000 |
Cities with 14–15% of aged population ≥65 and total population (3)
| <100 000 |
| 100 000–250 000 |
| 250 000–500 000 |
| 500 000–1 000 000 |
| >1 000 000 |
Cities with <14% of aged population ≥65 and total population (4)
| <100 000 |
| 100 000–250 000 |
| 250 000–500 000 |
| 500 000–1 000 000 |
| >1 000 000 |
Proportion of aged population ≥65 (5)
| <14 |
| 14–15 |
| 15–17 |
| 17–20 |
| >20 |
|