Annual kt
1960 19042.53517959551
1961 21102.65583870031
1962 22561.037400622372
1963 23749.338206236378
1964 28592.5693392035
1965 29917.201247546487
1966 33119.6936847757
1967 36439.065408035196
1968 38531.20462797692
1969 44788.142406797015
1970 46891.96955534177
1971 59160.39861231843
1972 59359.09339856989
1973 63742.06662470478
1974 63968.03324436328
1975 67225.06934840663
1976 65764.07827302832
1977 65464.08810555064
1978 67057.54237176324
1979 66017.31672609391
1980 63091.43859913629
1981 66617.29706104925
1982 74681.96779713743
1983 79236.36397611671
1984 75535.18658515836
1985 75687.12965699768
1986 76388.40537317927
1987 73096.30548332687
1988 77642.90970990411
1989 85247.85525427327
1990 74378.08165345875
1991 74651.47464299563
1992 68162.48404479574
1993 57824.282635892145
1994 64575.379028595235
1995 77146.72446986241
1996 76183.68681083783
1997 86762.28509612333
1998 87088.23630379321
1999 75065.08152997079
2000 77461.56370454353
2001 71616.6659124635
2002 68790.52078232593
2003 89536.57435231343
2004 106408.25334022504
2005 80954.42721400583
2006 112586.51032196743
2007 122853.97336356812
2008 130569.3866087536
2009 148944.88594114216
2010 122216.88691221339
2011 140584.9782626094
2012 133288.11599999998
2013 139929.053
2014 163665.544
2015 161509.348
2016 164886.65499999997