Annual kt
1960 791333.2450311714
1961 845421.3890974077
1962 919909.3019413069
1963 986874.0796005994
1964 1073839.3256804817
1965 1143275.8587030189
1966 1249039.6193410666
1967 1320593.752784671
1968 1449480.8795892263
1969 1567514.2661963939
1970 1760253.2739326362
1971 1932667.0630876038
1972 2070962.3558826467
1973 2262546.2002653885
1974 2399915.5660693105
1975 2538717.4198191375
1976 2687936.9902538285
1977 2833286.767165086
1978 3023529.470659342
1979 3106900.2691110712
1980 3162530.6270799055
1981 3185230.370848798
1982 3258345.3860356337
1983 3284923.227605906
1984 3261156.3841207875
1985 3330243.824503191
1986 3394581.2178997495
1987 3292862.117323507
1988 3392608.951887272
1989 3475307.103825268
1990 3341695.4237924903
1991 3450019.685922554
1992 2980191.654987665
1993 2962819.2126071416
1994 2826867.6946903444
1995 2911538.090813402
1996 2989540.9464977942
1997 3086868.6182823195
1998 3134631.7836567624
1999 3194735.424428735
2000 3316902.447140291
2001 3348479.329261972
2002 3298133.8733640453
2003 3433857.6978142406
2004 3656244.237833012
2005 3669932.2835274413
2006 3755462.4186705467
2007 3786773.316078032
2008 4015227.3084803657
2009 4070390.4152423544
2010 4250445.171947837
2011 4410426.615722709
2012 4576553.998933406
2013 4719263.739401162
2014 4875442.474825827
2015 4952204.378292477
2016 5075724.559650649