Regions
Area (square kilometers)
1979
1986
1989
1991
1993
1996
Central
312.32
10.16
5.96
4.06
54.49
Eastern
441.44
279.81
207.09
110.84
130.48
126.58
Southern
2119.32
1674.36
1592.54
1623.31
1502.71
1494.75
Total
2873.08
1964.36
1805.59
1738.21
1686.82
1675.82