Year	million ton-km
1995	27179
1996	26877
1997	24789
1998	19708
1999	15927
2000	17982
2001	17960
2002	17494
2003	16942
2004	18426
2005	16582
2006	15791
2007	15757
2008	15236
2009	11088
2010	12375
2011	14719
2012	13472
2013	12941
2014	12264
2015	13673
2016	13535
2017	13782
2018	13076
2019	13312