Table 2.
Number of clusters in the 22 municipal districts of Tehran.
| District | Number of clusters | District | Number of clusters |
| 1 | 6 | 12 | 5 |
| 2 | 12 | 13 | 6 |
| 3 | 7 | 14 | 9 |
| 4 | 15 | 15 | 14 |
| 5 | 10 | 16 | 7 |
| 6 | 6 | 17 | 6 |
| 7 | 8 | 18 | 6 |
| 8 | 9 | 19 | 4 |
| 9 | 4 | 20 | 8 |
| 10 | 7 | 21 | 4 |
| 11 | 6 | 22 | 1 |
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