| 时间 | 值 （百万吨公里） | 世界排名 |
|---|---|---|
| 2016 | 117706000 | 7 |
| 2015 | 114128000 | 6 |
| 2014 | 110547000 | 5 |
| 2013 | 107573000 | 5 |
| 2012 | 98907859 | 5 |
| 2011 | 89788818 | 6 |
| 2010 | 109617021 | 3 |
| 2009 | 86896527 | 5 |
| 2008 | 97022471 | 5 |
| 2007 | 99842338 | 5 |
| 2006 | 102845319 | 3 |
| 2005 | 102279015 | 3 |
| 2004 | 101740600 | 3 |
| 2003 | 103988547 | 2 |
| 2002 | 109037841 | 2 |
| 2001 | 107823469 | 2 |
| 2000 | 109123312 | 2 |
| 1999 | 105994496 | 2 |
| 1998 | 101701200 | 2 |
| 1997 | 94997600 | 2 |
| 1996 | 95913504 | 2 |
| 1995 | 91797000 | 2 |
| 1994 | 83913504 | 2 |
| 1993 | 80063904 | 2 |
| 1992 | 81378400 | 2 |
| 1991 | 78719800 | 3 |
| 1990 | 76223800 | 2 |
| 1989 | 69321696 | 2 |
| 1988 | 62087500 | 2 |
| 1987 | 57757700 | 2 |
| 1986 | 52489800 | 2 |