| Code | Quantity of Serving Areas | Centrality |
| 1.3 | 4 | 9 |
| 1.4 | 4 | 9 |
| 9.4 | 4 | 8.75 |
| 10.5 | 4 | 8.75 |
| 11.3 | 4 | 8.75 |
| 27.6 | 4 | 5.75 |
| 31.2 | 4 | 8.75 |
| 10.6 | 5 | 9 |
| 1.5 | 6 | 9 |