Year	million ton-km
1995	8944
1996	8454.5
1997	9239
1998	9075
1999	8801
2000	9512.5
2001	9207
2002	9732
2003	10080
2004	10296.5
2005	10172.5
2006	10739
2007	10285.5
2008	10268
2009	7693.5
2010	8693
2011	9256.5
2012	9275
2013	9470
2014	10158
2015	10009.615
2016	10527.534
2017	10507
2018	10792
2019	10541.9545
2020	8969.6
2021	10299