| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 46799.03 |
| 8 | 2016 | 43213.86 |
| 9 | 2015 | 42070.89 |
| 10 | 2014 | 45521.02 |
| 11 | 2013 | 44780.81 |
| 12 | 2012 | 49969.01 |
| 13 | 2011 | 41965.01 |
| 14 | 2010 | 22395.20 |
| 15 | 2009 | 16490.14 |
| 16 | 2008 | 20984.11 |
| 17 | 2007 | 16445.62 |
| 18 | 2006 | 11398.46 |
| 19 | 2005 | 10475.75 |
| 20 | 2004 | 8564.29 |
| 21 | 2003 | 6662.65 |
| 22 | 2002 | 3347.42 |
| 23 | 2001 | 4003.97 |
| 24 | 2000 | 6928.76 |
| 25 | 1999 | 16454.66 |
| 26 | 1998 | 14182.93 |
| 27 | 1997 | 15644.58 |
| 28 | 1996 | 16150.93 |
| 29 | 1995 | 16829.62 |
| 30 | 1994 | 14216.02 |
| 31 | 1993 | 12905.72 |
| 32 | 1992 | 10173.83 |
| 33 | 1991 | 8343.31 |
| 34 | 1990 | 7011.28 |
| 35 | 1989 | 7469.78 |
| 36 | 1988 | 8192.01 |
| 37 | 1987 | 6319.60 |
| 38 | 1986 | 6385.30 |
| 39 | 1985 | 7097.67 |
| 40 | 1984 | 9311.34 |
| 41 | 1983 | 6199.08 |
| 42 | 1982 | 5828.42 |
| 43 | 1981 | 6619.42 |
| 44 | 1980 | 7326.83 |
| 45 | 1979 | 6847.86 |
| 46 | 1978 | 3502.51 |
| 47 | 1977 | 3282.26 |
| 48 | 1976 | 2431.92 |
| 49 | 1975 | 1544.77 |
