| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 19299.99 |
| 8 | 2013 | 7727.91 |
| 9 | 2012 | 2763.65 |
| 10 | 2011 | 12788.15 |
| 11 | 2010 | 2184.95 |
| 12 | 2009 | 3069.36 |
| 13 | 2008 | -1219.73 |
| 14 | 2007 | -1930.50 |
| 15 | 2006 | -6271.71 |
| 16 | 2005 | -246.94 |
| 17 | 2004 | 25.60 |
| 18 | 2003 | -1386.11 |
| 19 | 2002 | -1191.85 |
| 20 | 2001 | -1108.00 |
| 21 | 2000 | -692.05 |
| 22 | 1999 | -733.26 |
| 23 | 1998 | -624.29 |
| 24 | 1997 | -1604.68 |
| 25 | 1996 | -399.76 |
| 26 | 1995 | -502.66 |
| 27 | 1994 | -72.23 |
| 28 | 1993 | 59.33 |
| 29 | 1991 | -371.14 |
| 30 | 1990 | -265.92 |
| 31 | 1989 | -21.00 |
| 32 | 1988 | -66.81 |
| 33 | 1987 | -142.08 |
| 34 | 1986 | 261.33 |
| 35 | 1985 | -40.96 |
| 36 | 1984 | 20.83 |
| 37 | 1983 | 15.48 |
| 38 | 1982 | 23.74 |
| 39 | 1981 | 18.40 |
| 40 | 1980 | -186.48 |
| 41 | 1979 | -247.74 |
| 42 | 1978 | 0.44 |
| 43 | 1977 | -146.53 |
| 44 | 1976 | -2094.16 |
| 45 | 1975 | -64.39 |
| 46 | 1974 | -78.93 |
