Table 1 The population and ambulatory distribution per urban zones
| Urban zones | Total population | Elderly population | Number of ambulatories | Number of surgeons |
|---|---|---|---|---|
| Sub-urban | 121,694 | 34,125 | 6 | 47 |
| Periphery | 713,586 | 178,643 | 41 | 256 |
| Semi-central | 312,412 | 73,239 | 23 | 164 |
| Central | 94,431 | 22,741 | 11 | 73 |