| Forest type | 2004 | 2009 | Annual change rate 2004-2009 | ||
| Area (ha) | Percent | Area (ha) | Percent | ||
| Evergreen | 14,784 | 34.3% | 12,778 | 29.7% | −2.71% |
| Semi-evergreen | 12,075 | 28.1% | 10,816 | 25.1% | −2.09% |
| Deciduous | 10,954 | 25.5% | 14,013 | 32.6% | 5.58% |
| Other forests | 3,716 | 8.6% | 3431 | 8.0% | −1.53% |
| Total forest | 41,529 | 96.5% | 41,038 | 95.3% | −0.24% |
| None forest | 1512 | 3.5% | 2003 | 4.7% | 6.51% |
| Total area | 43,041 | 100.0% | 43,041 | 100.0% | - |