| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 29616.13 |
| 8 | 2015 | 25772.37 |
| 9 | 2014 | 31591.65 |
| 10 | 2013 | 35240.88 |
| 11 | 2012 | 30176.32 |
| 12 | 2011 | 28319.85 |
| 13 | 2010 | 27669.91 |
| 14 | 2009 | 24825.40 |
| 15 | 2008 | 23355.94 |
| 16 | 2007 | 18593.53 |
| 17 | 2006 | 14581.86 |
| 18 | 2005 | 13884.67 |
| 19 | 2004 | 12227.96 |
| 20 | 2003 | 11066.26 |
| 21 | 2002 | 9361.23 |
| 22 | 2001 | 11926.03 |
| 23 | 2000 | 12980.56 |
| 24 | 1999 | 11479.90 |
| 25 | 1998 | 11395.41 |
| 26 | 1997 | 8779.07 |
| 27 | 1996 | 9274.59 |
| 28 | 1995 | 8164.86 |
| 29 | 1994 | 7813.74 |
| 30 | 1993 | 6888.39 |
| 31 | 1992 | 6993.14 |
| 32 | 1991 | 6609.26 |
| 33 | 1990 | 6016.88 |
| 34 | 1989 | 4028.78 |
| 35 | 1988 | 3996.80 |
| 36 | 1987 | 3614.82 |
| 37 | 1986 | 3058.19 |
| 38 | 1985 | 3816.26 |
| 39 | 1984 | 4242.55 |
| 40 | 1983 | 3811.10 |
| 41 | 1982 | 3699.30 |
