Annual kt
1960 10214.87177915093
1961 13822.167528563428
1962 19358.767221123664
1963 20240.29287049778
1964 23441.622860330088
1965 27056.651290877446
1966 29453.782442684253
1967 32844.56312032065
1968 33969.66822544288
1969 34039.19113937784
1970 36453.181206563946
1971 37098.19935251607
1972 40782.530206388685
1973 45513.458189610865
1974 47842.23335196431
1975 49657.36490471077
1976 50302.31590323983
1977 52874.39593330184
1978 61915.29585879009
1979 71906.24336294988
1980 77942.52127133866
1981 83163.9209720051
1982 92097.228609607
1983 96768.49146245843
1984 99355.05849668199
1985 102811.45750762497
1986 99382.09178503574
1987 107150.42001625143
1988 114111.79963895613
1989 157559.6115603628
1990 121467.00107059926
1991 128432.24169143081
1992 130339.57476609312
1993 123123.3692670165
1994 128061.58587125354
1995 138891.6856170587
1996 153335.67960959245
1997 164617.5161362387
1998 171537.39858794265
1999 177515.0649022494
2000 199680.3133803637
2001 199410.00547209397
2002 214585.27601748976
2003 232251.1444004887
2004 259299.9949713592
2005 263205.38219602994
2006 284438.5180634952
2007 286707.0319444923
2008 305752.53473147145
2009 304443.0360565326
2010 324824.9977852877
2011 334961.69754188147
2012 357561.3001907008
2013 371056.35944112047
2014 386384.6516262434
2015 397260.80668422993
2016 393690.62405719253