Year	million ton-km
1995	4509
1996	4666
1997	4758
1998	4757
1999	4729
2000	4576
2001	4622
2002	4943
2003	5110
2004	5524
2005	5825
2006	5744
2007	5837
2008	4959
2009	4111
2010	5572
2011	5976
2014	5383.499
2015	4748.521
2016	3831
2017	3896
2018	3485
2019	3125
2020	3111
2021	3148