| 2015 | |
|---|---|
| Thimphu | 2.2 |
| Sarpang | 2.0 |
| Dagana | 1.9 |
| Samdrup Jongkha | 1.8 |
| Wangdue Phodrang | 1.8 |
| Chhukha | 1.7 |
| Monggar | 1.7 |
| Punakha | 1.7 |
| Trongsa | 1.7 |
| Bumthang | 1.6 |
| Gasa | 1.6 |
| Paro | 1.6 |
| Samtse | 1.6 |
| Trashi Yangtse | 1.6 |
| Tsirang | 1.5 |
| Ha | 1.4 |
| Zhemgang | 1.4 |
| Lhuentse | 1.3 |
| Trashigang | 1.3 |
| Pemagatshel | 1.2 |