| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | |
| 8 | 2013 | |
| 9 | 2012 | |
| 10 | 2011 | |
| 11 | 2010 | 58545.00 |
| 12 | 2009 | 27023.00 |
| 13 | 2008 | 14715.00 |
| 14 | 2007 | 18572.00 |
| 15 | 2006 | 8702.00 |
| 16 | 2005 | 10267.00 |
| 17 | 2004 | 11430.00 |
| 18 | 2003 | 5911.00 |
| 19 | 2002 | 5713.00 |
| 20 | 2001 | 5666.00 |
| 21 | 2000 | 6248.00 |
| 22 | 1999 | 9025.00 |
| 23 | 1998 | 19240.00 |
| 24 | 1997 | 20480.00 |
| 25 | 1996 | 8192.00 |
| 26 | 1995 | 796.00 |
| 27 | 1994 | 3312.00 |
| 28 | 1993 | 1669.00 |
| 29 | 1992 | 319.00 |
| 30 | 1991 | 283.00 |
| 31 | 1990 | 266.00 |
| 32 | 1989 | 30.00 |
| 33 | 1988 | 168.00 |
| 34 | 1987 | 192.00 |
| 35 | 1986 | 63.00 |
| 36 | 1985 | 24.00 |
