Annual kt
1960 18342.455794461686
1961 19316.046866354565
1962 20779.737640588606
1963 23145.132074816353
1964 24566.699173219233
1965 27860.939043857445
1966 30647.790244765187
1967 31961.69971041054
1968 36554.703116254386
1969 41212.076726467014
1970 43688.436353360594
1971 44112.485653263204
1972 35567.13502933263
1973 37778.24923596776
1974 37623.01690296768
1975 37267.118383406545
1976 36002.54279262551
1977 36490.95671840621
1978 39531.2387525295
1979 43582.42402838492
1980 45324.05508155641
1981 44676.62266831225
1982 42404.92999026246
1983 43991.32871043388
1984 43669.50558104351
1985 43991.32871043388
1986 44309.365685360855
1987 47944.07397024049
1988 49121.56800836295
1989 48867.89565931407
1990 48447.632513874865
1991 54018.65915769568
1992 54345.70323192807
1993 53285.629336140315
1994 52334.57013176334
1995 64292.51868632074
1996 64934.18279920487
1997 65375.55869188239
1998 65954.16910581259
1999 70994.75598101219
2000 71884.92584859712
2001 78457.34670426576
2002 81895.62781781246
2003 90291.00315187497
2004 95021.73052265625
2005 96524.60635406249
2006 104401.74864281253
2007 109317.5592440625
2008 116517.29690929689
2009 124279.68759515625
2010 135051.5316084375
2011 140156.1271047656
2012 142143.92100000003
2013 154182.682
2014 177383.79099999997
2015 160244.23299999998
2016 169789.43400000004