Year	million ton-km
1995	8337
1996	7633
1997	8064
1998	8150
1999	7734
2000	8095
2001	7731
2002	7752
2003	8109
2004	8749
2005	9090
2006	10167
2007	10137
2008	9874
2009	7673
2010	8809
2011	9118
2012	9230
2013	9722
2014	10158
2015	10009.615
2016	10527.534
2017	11344.565
2018	10584.08
2019	10624.909
2020	11594.698
2021	11345.601