| 时间 | 值 （百万吨公里） | 世界排名 |
|---|---|---|
| 2016 | 343592 | 125 |
| 2015 | 267208.8 | 127 |
| 2014 | 275760 | 129 |
| 2013 | 287208 | 130 |
| 2012 | 248027.2 | 131 |
| 2011 | 171007.2 | 137 |
| 2010 | 0 | 153 |
| 2009 | 466050 | 111 |
| 2008 | 470598 | 107 |
| 2007 | 453051 | 106 |
| 2006 | 424794 | 107 |
| 2005 | 384059 | 108 |
| 2004 | 355610 | 113 |
| 2003 | 315100 | 108 |
| 2002 | 243122 | 114 |
| 2001 | 324114 | 104 |
| 2000 | 273000 | 111 |
| 1999 | 292600 | 110 |
| 1998 | 277900 | 110 |
| 1997 | 279000 | 109 |
| 1996 | 361800 | 105 |
| 1995 | 345000 | 104 |
| 1994 | 295000 | 110 |
| 1993 | 274800 | 111 |
| 1992 | 363100 | 99 |
| 1991 | 356600 | 92 |
| 1990 | 284200 | 97 |
| 1989 | 403400 | 88 |
| 1988 | 582000 | 78 |
| 1987 | 561000 | 76 |
| 1986 | 536100 | 76 |