Annual kt
1960 3027083.004908059
1961 3187271.054973234
1962 3419634.3020386593
1963 3651507.7572424742
1964 3908631.1937373686
1965 4203674.789987076
1966 4511466.262811142
1967 4811085.7097603725
1968 5234732.884392615
1969 5675663.470433556
1970 6513785.960366394
1971 6899197.329905402
1972 7435837.134185208
1973 7961240.92035558
1974 7918219.912373631
1975 7858302.545620018
1976 8272483.0567265665
1977 8606648.766463248
1978 8943422.909539293
1979 9088136.53352132
1980 8764803.683727242
1981 8392350.042887133
1982 8233017.903776017
1983 8185731.48238905
1984 8221406.948571439
1985 8220213.600397642
1986 8440047.685604269
1987 8414443.11042918
1988 8717698.683515346
1989 8906872.590134889
1990 8538309.425604656
1991 8672691.598492939
1992 8393694.06822495
1993 8480146.376765104
1994 8421410.646679457
1995 8498541.665631002
1996 8712396.076393044
1997 8824714.832404329
1998 8902854.581210898
1999 9048196.35473901
2000 9279051.913203713
2001 9341401.726432832
2002 9256119.875732994
2003 9508540.900745207
2004 9766774.905929726
2005 9793999.091093875
2006 9830410.678237418
2007 9770320.48595118
2008 9894084.668999264
2009 9783729.394172743
2010 9991202.30895417
2011 9959589.278647188
2012 10138352.475600429
2013 10211222.922553033
2014 10371781.003187427
2015 10802058.95848091
2016 10809209.636500811