Annual kt
1960 594175.0360246619
1961 644675.4866349241
1962 726113.1006826424
1963 793987.8622793801
1964 855763.1902312929
1965 917786.0154907053
1966 984582.7888147777
1967 1078043.2720668125
1968 1157473.4079537007
1969 1246764.9365594082
1970 1370871.0864200664
1971 1468841.5206087616
1972 1596891.127568914
1973 1724654.7376404004
1974 1834279.545042246
1975 1941126.8826599286
1976 2006180.1749511703
1977 2095246.206010045
1978 2244146.086142002
1979 2246637.559037498
1980 2282618.1676077805
1981 2290301.584020603
1982 2309886.870954076
1983 2304238.4324029167
1984 2248353.540369496
1985 2275836.7413822906
1986 2293645.5476419325
1987 2075902.916443906
1988 2042732.7772987864
1989 2028922.4275403062
1990 1937821.418619768
1991 1910635.2143759732
1992 1100560.0271091152
1993 989338.8718613866
1994 794975.196991965
1995 777601.235914113
1996 731415.957028093
1997 699602.5209454433
1998 690438.357652
1999 663351.6609802365
2000 663344.1462911888
2001 669611.3969568155
2002 668285.0543399291
2003 678820.6483845436
2004 689390.0585298716
2005 676592.5430819558
2006 702769.5825530583
2007 707977.5155831226
2008 725424.2749999999
2009 697998.7819999999
2010 696509.98
2011 746087.8200000001
2012 741115.368
2013 711394.333
2014 724122.4899999999
2015 721991.9630000001
2016 770741.0609999999