| 时间 | 值 （百万吨公里） | 世界排名 |
|---|---|---|
| 2016 | 1402765 | 86 |
| 2015 | 1336976 | 88 |
| 2014 | 1243824 | 90 |
| 2013 | 1161936 | 93 |
| 2012 | 1225268.6 | 88 |
| 2011 | 1276205.5 | 88 |
| 2010 | 1259009 | 86 |
| 2009 | 1146591 | 83 |
| 2008 | 946138 | 90 |
| 2007 | 960546 | 88 |
| 2006 | 932394 | 86 |
| 2005 | 870571 | 84 |
| 2004 | 836719 | 90 |
| 2003 | 972000 | 84 |
| 2002 | 715000 | 91 |
| 2001 | 612727 | 93 |
| 2000 | 586043 | 96 |
| 1999 | 549800 | 96 |
| 1998 | 516200 | 99 |
| 1997 | 516900 | 98 |
| 1996 | 479600 | 101 |
| 1995 | 494500 | 99 |
| 1994 | 464600 | 100 |
| 1993 | 424200 | 99 |
| 1992 | 426000 | 97 |
| 1991 | 413700 | 89 |
| 1990 | 433400 | 88 |
| 1989 | 458800 | 83 |
| 1988 | 382000 | 92 |
| 1987 | 309700 | 93 |
| 1986 | 313400 | 94 |