| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | -10401.65 |
| 12 | 2011 | -10473.64 |
| 13 | 2010 | -8526.20 |
| 14 | 2009 | -7455.77 |
| 15 | 2008 | -8432.19 |
| 16 | 2007 | -5805.57 |
| 17 | 2006 | -5152.88 |
| 18 | 2005 | -3480.95 |
| 19 | 2004 | -3292.57 |
| 20 | 2003 | -2700.37 |
| 21 | 2002 | -2205.14 |
| 22 | 2001 | -2333.42 |
| 23 | 2000 | -2243.98 |
| 24 | 1999 | -1804.00 |
| 25 | 1998 | -1214.00 |
| 26 | 1997 | -1390.00 |
| 27 | 1990 | -880.00 |
| 28 | 1989 | -839.88 |
| 29 | 1988 | -462.22 |
| 30 | 1987 | -702.81 |
| 31 | 1986 | -1335.87 |
| 32 | 1985 | -1279.47 |
| 33 | 1984 | -1139.53 |
| 34 | 1983 | -897.60 |
| 35 | 1982 | -1812.26 |
| 36 | 1981 | -1479.71 |
| 37 | 1980 | 149.84 |
| 38 | 1979 | 1111.22 |
| 39 | 1978 | 630.90 |
| 40 | 1977 | 1143.56 |
| 41 | 1976 | 63.18 |
| 42 | 1975 | -220.02 |
| 43 | 1974 | 925.69 |
