| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 19520.45 |
| 8 | 2016 | 19581.50 |
| 9 | 2015 | 18293.32 |
| 10 | 2014 | 18403.59 |
| 11 | 2013 | 17419.30 |
| 12 | 2012 | 17256.24 |
| 13 | 2011 | 15729.27 |
| 14 | 2010 | 12265.59 |
| 15 | 2009 | 11704.74 |
| 16 | 2008 | 11956.91 |
| 17 | 2007 | 11142.27 |
| 18 | 2006 | 9419.01 |
| 19 | 2005 | 12466.07 |
| 20 | 2004 | 9286.32 |
| 21 | 2003 | 8418.41 |
| 22 | 2002 | 7964.26 |
| 23 | 2001 | 6182.23 |
| 24 | 2000 | 6241.12 |
| 25 | 1999 | 6495.98 |
| 26 | 1998 | 5244.25 |
| 27 | 1997 | 6190.26 |
| 28 | 1996 | 6141.96 |
| 29 | 1995 | 5841.66 |
| 30 | 1994 | 4450.37 |
| 31 | 1993 | 4852.37 |
| 32 | 1992 | 5665.85 |
| 33 | 1991 | 4384.56 |
| 34 | 1990 | 4633.21 |
| 35 | 1989 | 3920.38 |
| 36 | 1988 | 3703.78 |
| 37 | 1987 | 3097.44 |
| 38 | 1986 | 2559.47 |
| 39 | 1985 | 2629.38 |
| 40 | 1984 | 2668.93 |
| 41 | 1983 | 2665.28 |
| 42 | 1982 | 3361.62 |
| 43 | 1981 | 3775.51 |
| 44 | 1980 | 2982.31 |
| 45 | 1979 | 2356.81 |
| 46 | 1978 | 2088.80 |
| 47 | 1977 | 1480.11 |
| 48 | 1976 | 1467.71 |
| 49 | 1975 | 1532.07 |
| 50 | 1974 | 2038.25 |
| 51 | 1973 | 1246.25 |
| 52 | 1972 | 746.11 |
