Year	kt
1992	134765.917
1993	130688.213
1994	125686.42499999999
1995	136515.07599999997
1996	145194.865
1997	134545.897
1998	130812.89100000002
1999	127079.88500000001
2000	129137.072
2001	133984.846
2002	132455.707
2003	140930.144
2004	139980.391
2005	143313.694
2006	142070.581
2007	137351.152
2008	134428.55299999999
2009	119899.89899999999
2010	130083.15800000001
2011	126401.48999999999
2012	123768.584
2013	119280.176
2014	110574.71800000001
2015	113240.627
2016	117993.059