Year	kt
1990	117767.7
1991	118584.8
1992	113076.8
1993	114592.9
1994	108876.6
1995	98154.6
1996	99600.3
1997	100732.3
1998	116263.5
1999	116488.1
2000	123804.5
2001	125695.4
2002	129888
2003	121905.7
2004	124840.1
2005	119190.1
2006	127356.9
2007	122580.6
2008	128884.1
2009	116532.5
2010	126240.5
2011	128633.7
2012	113140.2
2013	111856.5
2014	104872.5
2015	99358.2
2016	105333.9
2017	109708.5
2018	112720.5
2019	117687.8
2020	115577.8