Period (Years)

Accretion (Km2)

Erosion (Km2)

Additional formations (Km2)

Net Loss/Gain (Km2)

Rate of change (Km2/yr)

1973-1983

9.39

10.51

0.011

−1.12

0.11

1983-1987

3.46

4.93

0.084

−1.47

0.37

1987-1990

4.43

4.13

0.014

+0.30

0.10

1990-1998

3.58

5.92

0.152

−2.34

0.29

1998-2000

4.80

4.17

0.121

+0.63

0.32

2000-2003

4.92

4.27

0.051

+0.65

0.22

Total of 30yrs

30.58

33.93

0.433

−3.35

0.12