Annual kt
1960 2716032.7366565783
1961 2708842.029713841
1962 2764721.516242545
1963 2897425.0887810965
1964 2957731.6094706007
1965 2992739.564072269
1966 3002491.9335002853
1967 3012166.9372827713
1968 3014578.1665684115
1969 3071712.6957912454
1970 3064044.900701081
1971 2907366.574231515
1972 2870149.4006408644
1973 2997024.761216266
1974 2985295.2529143384
1975 2943298.541438292
1976 3140525.345194443
1977 3182491.9699874152
1978 3252929.1931651304
1979 3436410.6808532835
1980 3567444.4873718084
1981 3581064.9201089484
1982 3546336.8997504455
1983 3632056.6569323726
1984 3760954.346357062
1985 3967250.821749068
1986 3881118.454424266
1987 4042014.920033242
1988 4143130.1931711314
1989 4206796.797820945
1990 4100979.48826323
1991 4105535.3919241223
1992 4024944.5367928576
1993 3981933.1039595515
1994 3985541.5317801656
1995 3985933.9116346445
1996 4096849.061901171
1997 4148793.5538513605
1998 4115290.9150616033
1999 4086874.545974274
2000 4262737.729910394
2001 4241882.9240000015
2002 4278978.296000001
2003 4332967.537000001
2004 4414048.574000002
2005 4397114.368000001
2006 4457348.510000003
2007 4500512.767000002
2008 4401228.742000002
2009 3977466.555
2010 4200317.479
2011 4120068.851000002
2012 3945174.9529999997
2013 3962578.535
2014 3888974.510999999
2015 3964648.466716212
2016 3741659.588085775