| Sl. No. | Land use/land cover | 1992 | 2002 | 2014 | |||
| Area (ha) | Area (%) | Area (ha) | Area (%) | Area (ha) | Area (%) | ||
| 1 | Dense primary forest | 22595.9 | 34.48 | 13623.7 | 20.78 | 7480.71 | 11.41 |
| 2 | Secondary Forest | 22139.3 | 33.79 | 29842.9 | 45.51 | 34952.7 | 53.34 |
| 3 | Grassland | 19122.8 | 29.18 | 20262.1 | 30.9 | 21002.5 | 32.05 |
| 4 | Built-up | 992.25 | 1.51 | 1244.94 | 1.9 | 1439.46 | 2.2 |
| 5 | Water/River | 674.55 | 1.03 | 602.6 | 0.92 | 649.53 | 0.99 |