Annual kt
1960 576461.2174218551
1961 627080.22343495
1962 706164.2838190449
1963 772694.060927165
1964 834656.0713068307
1965 892474.8285945154
1966 958144.2580660492
1967 1049227.9039077938
1968 1122838.568472291
1969 1208097.88722162
1970 1318539.3548865542
1971 1413947.3796385084
1972 1538686.4665798687
1973 1655852.2302465423
1974 1770182.2428215733
1975 1868058.1068468934
1976 1920409.1284967996
1977 1998553.5986988337
1978 2136039.4150980366
1979 2132909.334551772
1980 2172094.7732891818
1981 2202631.4542061724
1982 2227502.2931216974
1983 2230292.762758783
1984 2179509.6114729187
1985 2203248.414024514
1986 2212061.317117703
1987 1976478.8896022134
1988 1954104.1908691525
1989 1938708.4963197156
1990 1855990.5992074078
1991 1845202.292659162
1992 1022251.4773553599
1993 905213.174166955
1994 711054.8543063707
1995 684772.1715207348
1996 635036.5521580799
1997 601747.4177599078
1998 594469.3105113445
1999 571657.7830749457
2000 575381.7290854857
2001 573449.9556737364
2002 573646.1514108671
2003 582791.8911571178
2004 593277.0441087805
2005 580546.9591649482
2006 601291.6863565412
2007 605214.7284642844
2008 622502.5859999999
2009 599594.8369999999
2010 596745.578
2011 646044.726
2012 645325.994
2013 623654.024
2014 637647.2959999999
2015 630540.65
2016 671746.729