Year,F,Total_land_mmt
1960,,9762
1961,,6841
1962,0.0427264,8078
1963,0.0481678,9081
1964,0.0627697,13405
1965,0.0682856,20825
1966,0.0800761,23496
1967,0.0945898,34181
1968,0.110902,90530
1969,0.120375,137189
1970,0.18135,251958
1971,0.294477,382794
1972,0.315137,415831
1973,0.47349,436698
1974,0.501382,367534
1975,0.536505,315145
1976,0.49082,259052
1977,0.134877,80719
1978,0.0495353,28345
1979,0.0505609,36630
1980,0.03905,27910
1981,0.0446355,30890
1982,0.0399584,27026
1983,0.0376045,32588
1984,0.0354394,41689
1985,0.0542325,72933
1986,0.0487153,71097
1987,0.0692664,80458
1988,0.0943474,83434
1989,0.0762024,74383
1990,0.0630925,86891
1991,0.0583487,71309
1992,0.0307611,38843
1993,0.028685,31955
1994,0.0308863,31195
1995,0.0278806,27378
1996,0.0378945,37917
1997,0.0364849,38444
1998,0.0340355,34419
1999,0.026479,29922
2000,0.0147906,20477
2001,0.0242727,37742
2002,0.0305257,62140
2003,0.0383929,79491
2004,0.049791,105683
2005,,76827