| 时间 | 值 （百万吨公里） | 世界排名 |
|---|---|---|
| 2016 | 2569593.3 | 73 |
| 2015 | 2617842.9 | 68 |
| 2014 | 2732100 | 69 |
| 2013 | 2865852 | 65 |
| 2012 | 2625055.7 | 66 |
| 2011 | 2625055.7 | 66 |
| 2010 | 1842253 | 71 |
| 2009 | 1014016 | 86 |
| 2008 | 1102669 | 82 |
| 2007 | 1085650 | 82 |
| 2006 | 1024304 | 83 |
| 2005 | 1055106 | 78 |
| 2004 | 1132392 | 79 |
| 2003 | 1084186 | 80 |
| 2002 | 1268879 | 72 |
| 2001 | 1387639 | 68 |
| 2000 | 1254425 | 74 |
| 1999 | 1111700 | 73 |
| 1998 | 804400 | 81 |
| 1997 | 807500 | 79 |
| 1996 | 897200 | 76 |
| 1995 | 1727000 | 51 |
| 1994 | 1642100 | 52 |
| 1993 | 1389000 | 50 |
| 1992 | 1354000 | 53 |
| 1991 | 1345300 | 49 |
| 1990 | 1285400 | 53 |
| 1989 | 1310400 | 52 |
| 1988 | 1296100 | 50 |
| 1987 | 1312300 | 49 |
| 1986 | 1342400 | 49 |