| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 71592.00 |
| 8 | 2014 | 34766.00 |
| 9 | 2013 | 22851.00 |
| 10 | 2012 | 67531.00 |
| 11 | 2011 | 41513.00 |
| 12 | 2010 | 24439.00 |
| 13 | 2009 | 23235.00 |
| 14 | 2008 | 27219.00 |
| 15 | 2007 | 16497.00 |
| 16 | 2006 | 17158.00 |
| 17 | 2005 | 22415.00 |
| 18 | 2004 | 12674.00 |
| 19 | 2003 | 14166.00 |
| 20 | 2002 | 12453.00 |
| 21 | 2001 | 17589.00 |
| 22 | 2000 | 18083.00 |
| 23 | 1999 | 28748.00 |
| 24 | 1998 | 31810.00 |
| 25 | 1997 | 15932.00 |
| 26 | 1996 | 12678.00 |
| 27 | 1995 | 20790.00 |
| 28 | 1994 | 11607.00 |
| 29 | 1993 | 17482.00 |
| 30 | 1992 | 8128.00 |
| 31 | 1991 | 5256.00 |
| 32 | 1990 | 3462.00 |
| 33 | 1985 | 1228.00 |
| 34 | 1984 | 245.00 |
| 35 | 1983 | 10.00 |
| 36 | 1980 | 33.00 |
| 37 | 1979 | 78.00 |
