Annual kt
1960 641086.3618141946
1961 686176.4889854296
1962 752909.877198857
1963 804002.5642209323
1964 875911.6910768471
1965 928597.2248385441
1966 1017431.8681948702
1967 1090034.065769552
1968 1180023.8269904894
1969 1293168.6350904624
1970 1439370.0793440153
1971 1586094.3664204986
1972 1721749.4405745969
1973 1873847.6768393368
1974 2001583.121029375
1975 2119514.274081715
1976 2248052.2191585917
1977 2350310.286708872
1978 2512873.4587807804
1979 2549314.294505892
1980 2598643.7808378167
1981 2604350.4538108967
1982 2640329.243570858
1983 2635299.4274063753
1984 2595980.936986032
1985 2634987.3437281596
1986 2699260.369301381
1987 2585499.7890397357
1988 2632296.1286329012
1989 2676462.048652537
1990 2543425.2349676215
1991 2604619.508680866
1992 2081762.3686267324
1993 2082316.0818462498
1994 1956434.9185211428
1995 1994456.559594677
1996 2038668.7144624179
1997 2104475.68489134
1998 2115645.9262397396
1999 2125479.8730183695
2000 2182538.1745789144
2001 2210718.4860308915
2002 2177621.2011896004
2003 2290150.493081407
2004 2470565.025686059
2005 2482706.1108793453
2006 2553607.142727188
2007 2543017.5809483724
2008 2679900.3259791117
2009 2646027.900785259
2010 2806097.753782646
2011 2933417.295054764
2012 3048004.882199672
2013 3137682.283749489
2014 3198276.4110530745
2015 3210850.682568688
2016 3267378.0653080232