| Land-cover |
1972 |
1986 |
1999 |
2010 |
2013 |
|||||
| Area (ha) |
% |
Area (ha) |
% |
Area (ha) |
% |
Area (ha) |
% |
Area (ha) |
% |
|
| Open Forest |
47,497 |
51 |
10,876 |
12 |
0 |
0 |
0 |
0 |
0 |
0 |
| Wooded Savannah |
23,932 |
26 |
40,739 |
43 |
23,312 |
25 |
12,762 |
14 |
11,831 |
12 |
| Tree Savannah |
20,054 |
21 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Shrub Savannah |
0 |
0 |
0 |
0 |
20,472 |
22 |
28,195 |
30 |
37,513 |
40 |
| Sparse Vegetation |
2245 |
2 |
28,916 |
31 |
35,390 |
38 |
32,308 |
34 |
25,943 |
28 |
| Settlements |
0 |
0 |
1943 |
2 |
2569 |
2 |
6381 |
7 |
7383 |
8 |
| Bare soil |
0 |
0 |
11,254 |
12 |
11,985 |
13 |
14,082 |
15 |
11,058 |
12 |
| Total |
93,728 |
100 |
93,728 |
100 |
93,728 |
100 |
93,728 |
100 |
93,728 |
100 |