Annual kt
1960 42802.841747913844
1961 45160.56831570889
1962 47288.83530533367
1963 53249.236267814136
1964 57452.887472931914
1965 63380.05204266367
1966 69186.25407015602
1967 74685.72965125555
1968 81049.22339120804
1969 85801.32326489972
1970 93581.80678537117
1971 97715.94282809838
1972 85940.43952809418
1973 91720.19866800826
1974 97806.65653657242
1975 102320.74345825413
1976 103759.20369262742
1977 106813.23187791828
1978 112757.13963316618
1979 130990.59503643763
1980 145020.9819470811
1981 156420.67131197883
1982 159651.80721381426
1983 166386.2201429069
1984 182848.59838073383
1985 183371.28212956016
1986 182848.5983807338
1987 180598.03447049827
1988 196762.3533804821
1989 200127.39999482667
1990 189617.5689130547
1991 200546.18768907135
1992 211866.96116091497
1993 215585.6199275871
1994 206859.21688771425
1995 213653.20058209877
1996 229273.80941403768
1997 236852.71111562083
1998 239996.08558784553
1999 246719.72285705662
2000 253513.70655144105
2001 265524.43303895247
2002 254076.47795282886
2003 263422.8573917063
2004 267866.64270686556
2005 277135.3206539708
2006 286222.69512027473
2007 307586.9052865767
2008 319175.5277737359
2009 311257.79556013545
2010 351008.41860740323
2011 366781.30681534304
2012 351137.2520000001
2013 369732.6089999999
2014 388434.309
2015 379582.1709999999
2016 401415.489