| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | 72504667.03 |
| 12 | 2011 | 99569747.85 |
| 13 | 2010 | 100500608.75 |
| 14 | 2009 | 84550716.24 |
| 15 | 2008 | 85180951.08 |
| 16 | 2007 | 68240427.15 |
| 17 | 2006 | 39578105.65 |
| 18 | 2005 | 41735221.93 |
| 19 | 2004 | 42410835.23 |
| 20 | 2003 | 35856828.54 |
| 21 | 2002 | 26815374.93 |
| 22 | 2001 | 30267168.49 |
| 23 | 1997 | 24350000.00 |
| 24 | 1996 | 26450000.00 |
| 25 | 1995 | 26650000.00 |
| 26 | 1994 | 24150000.00 |
| 27 | 1993 | 18059000.00 |
| 28 | 1992 | 24913000.00 |
| 29 | 1991 | 24267000.00 |
| 30 | 1990 | 17242000.00 |
| 31 | 1989 | 24771000.00 |
| 32 | 1988 | 17100000.00 |
| 33 | 1987 | 15300000.00 |
| 34 | 1986 | 14400000.00 |
| 35 | 1985 | 25100000.00 |
| 36 | 1984 | 21200000.00 |
| 37 | 1983 | 13200000.00 |
| 38 | 1982 | 13600000.00 |
