| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 4417.86 |
| 8 | 2015 | 3102.12 |
| 9 | 2014 | 1326.62 |
| 10 | 2013 | 5937.92 |
| 11 | 2012 | 6038.85 |
| 12 | 2011 | 6111.77 |
| 13 | 2010 | 6310.94 |
| 14 | 2009 | 3214.08 |
| 15 | 2008 | 3769.45 |
| 16 | 2007 | 3415.52 |
| 17 | 2006 | 4344.70 |
| 18 | 2005 | 1325.16 |
| 19 | 2004 | 1984.08 |
| 20 | 2003 | 1801.07 |
| 21 | 2002 | 1416.25 |
| 22 | 2001 | 1800.43 |
| 23 | 2000 | 2025.61 |
| 24 | 1999 | 1340.34 |
| 25 | 1998 | 2038.34 |
| 26 | 1997 | 3023.33 |
| 27 | 1996 | 3273.21 |
| 28 | 1995 | 3104.49 |
| 29 | 1994 | 2978.62 |
| 30 | 1993 | 2596.79 |
| 31 | 1992 | 2645.29 |
| 32 | 1991 | 2547.45 |
| 33 | 1990 | 1311.12 |
| 34 | 1989 | 916.86 |
| 35 | 1988 | 1081.36 |
| 36 | 1987 | 1289.31 |
| 37 | 1986 | 201.74 |
| 38 | 1985 | 462.58 |
| 39 | 1984 | 743.79 |
| 40 | 1983 | 586.71 |
| 41 | 1982 | 693.29 |
| 42 | 1981 | 712.10 |
| 43 | 1980 | 463.55 |
| 44 | 1979 | 489.00 |
| 45 | 1978 | 492.00 |
| 46 | 1977 | 235.00 |
| 47 | 1976 | 1010.00 |
| 48 | 1975 | 325.00 |
| 49 | 1974 | 179.00 |
| 50 | 1973 | 280.00 |
| 51 | 1972 | 4.00 |
| 52 | 1971 | 1.00 |
