| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | |
| 7 | 2013 | |
| 8 | 2012 | |
| 9 | 2011 | |
| 10 | 2010 | |
| 11 | 2009 | -107897.22 |
| 12 | 2008 | -86388.04 |
| 13 | 2007 | -70992.20 |
| 14 | 2006 | -27581.27 |
| 15 | 2005 | -23490.44 |
| 16 | 2004 | -21136.43 |
| 17 | 2003 | -24888.25 |
| 18 | 2002 | -15051.12 |
| 19 | 2001 | -20830.36 |
| 20 | 2000 | -25478.98 |
| 21 | 1999 | -25311.01 |
| 22 | 1998 | -31445.10 |
| 23 | 1997 | -38718.41 |
| 24 | 1996 | -31043.71 |
| 25 | 1995 | -27719.92 |
| 26 | 1994 | -12609.19 |
| 27 | 1993 | -10467.42 |
| 28 | 1992 | -17155.87 |
| 29 | 1991 | -23805.68 |
| 30 | 1990 | -16114.46 |
| 31 | 1989 | -780.66 |
