| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 29742.14 |
| 8 | 2015 | 53332.40 |
| 9 | 2014 | 51208.62 |
| 10 | 2013 | 48701.83 |
| 11 | 2012 | 23993.88 |
| 12 | 2011 | -28171.86 |
| 13 | 2010 | -38830.95 |
| 14 | 2009 | -41431.33 |
| 15 | 2008 | -23123.61 |
| 16 | 2007 | -6554.25 |
| 17 | 2006 | -19662.45 |
| 18 | 2005 | -10264.61 |
| 19 | 2004 | 7129.99 |
| 20 | 2003 | 8940.10 |
| 21 | 2002 | 3320.61 |
| 22 | 2001 | 900.09 |
| 23 | 2000 | -4586.38 |
| 24 | 1999 | -3295.79 |
| 25 | 1998 | -9333.51 |
| 26 | 1997 | -274.07 |
| 27 | 1996 | -5196.27 |
| 28 | 1995 | -2971.97 |
| 29 | 1994 | 184.49 |
| 30 | 1993 | -6368.34 |
| 31 | 1992 | -4056.78 |
| 32 | 1991 | 4718.77 |
| 33 | 1990 | 5074.75 |
| 34 | 1989 | 7705.87 |
| 35 | 1988 | 9509.70 |
| 36 | 1987 | 6556.87 |
| 37 | 1986 | 1076.13 |
| 38 | 1985 | -3835.01 |
| 39 | 1984 | -7747.69 |
| 40 | 1983 | -10699.22 |
| 41 | 1982 | -11383.15 |
| 42 | 1981 | -8124.63 |
| 43 | 1980 | -12968.11 |
| 44 | 1979 | -11923.67 |
| 45 | 1978 | -7072.50 |
| 46 | 1977 | 1161.50 |
| 47 | 1976 | 3036.00 |
| 48 | 1975 | 5152.08 |
| 49 | 1974 | 4253.27 |
