Year	million ton-km
1995	9074.5
1996	9481
1997	10671
1998	9871
1999	9831
2000	10621
2001	10832
2002	10746
2003	11057
2004	11489
2005	11641
2006	11599
2007	11212
2008	11915.5
2009	9919
2010	10412
2011	10761
2012	11061
2013	11812
2014	12313
2015	12431
2016	12447
2017	11653
2018	11776
2019	13922.84
2020	13403.410352995
2021	11684.800500000001