Annual kt
1960 20449.08225886421
1961 20798.40955106557
1962 20575.761386805367
1963 21508.580419826583
1964 22264.6814802666
1965 22379.74443365299
1966 23461.336195485066
1967 25916.413887622155
1968 26511.00301618661
1969 29038.60009194861
1970 26687.436195981827
1971 27795.896825564865
1972 29038.771593917463
1973 30876.23151379678
1974 34727.60888239561
1975 37270.89891763568
1976 38057.2857309452
1977 42488.35075304617
1978 50296.170310789435
1979 53841.34243430529
1980 46767.35344614292
1981 44764.84680198849
1982 48712.65511183132
1983 52058.683135074076
1984 56993.863142510316
1985 66792.91556343662
1986 66858.03827303619
1987 72700.89436202642
1988 72077.19721565745
1989 74388.32038379766
1990 72808.03252213888
1991 76405.2824243656
1992 75584.25404965358
1993 80729.2123762862
1994 84914.54865544125
1995 90258.0190830748
1996 93430.46576042518
1997 94064.95509589528
1998 93705.66595412308
1999 92302.96662691486
2000 97192.98762283602
2001 100635.10396449614
2002 103290.82673537995
2003 119652.5210479514
2004 113814.50978437062
2005 125150.93557789904
2006 127818.10542969179
2007 125356.90956134089
2008 123964.1398063826
2009 111547.50204574085
2010 139998.16312236807
2011 152903.22424913218
2012 141921.60418053064
2013 151495.48380543184
2014 157463.41833446553
2015 158344.871580122
2016 154674.32299072258