Annual kt
1960 800955.1608862263
1961 855703.7320015976
1962 930334.8724241453
1963 998290.7489532712
1964 1086601.0205956951
1965 1156516.3122406383
1966 1264783.7388071136
1967 1337416.2785899262
1968 1471725.3805264917
1969 1594233.5069374677
1970 1786424.9647864942
1971 1962035.002805995
1972 2099027.608854413
1973 2291711.1285883454
1974 2431984.3001733157
1975 2571528.4571946035
1976 2720939.163594768
1977 2868577.039124163
1978 3061683.0559347714
1979 3157357.933161101
1980 3212203.852693259
1981 3240208.781471822
1982 3309419.601610998
1983 3341545.9479512624
1984 3322061.376885688
1985 3389056.1584364134
1986 3457943.8925757785
1987 3363047.735451558
1988 3464666.566648786
1989 3543627.956577157
1990 3405347.1486576917
1991 3521109.716577613
1992 3049245.22104921
1993 3030325.2887715204
1994 2892855.434125118
1995 2980586.940943191
1996 3060632.914281402
1997 3158411.616593045
1998 3209627.6285314807
1999 3271660.863047519
2000 3394485.7094608443
2001 3429048.504079538
2002 3368485.321269379
2003 3523743.310484185
2004 3747290.9415784827
2005 3762985.475156744
2006 3854660.036938622
2007 3902826.269961256
2008 4137778.850181663
2009 4191222.6492293538
2010 4366369.386410428
2011 4525050.151462123
2012 4679369.579721251
2013 4825893.012127505
2014 4982863.806921465
2015 5051855.269175672
2016 5177645.326032588