| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | |
| 8 | 2017 | |
| 9 | 2016 | |
| 10 | 2015 | |
| 11 | 2014 | 92440.00 |
| 12 | 2013 | 96800.00 |
| 13 | 2012 | 92920.00 |
| 14 | 2011 | 83890.00 |
| 15 | 2010 | 73040.00 |
| 16 | 2009 | 63010.00 |
| 17 | 2008 | 66030.00 |
| 18 | 2007 | 58500.00 |
| 19 | 2006 | 53410.00 |
| 20 | 2005 | 40110.00 |
| 21 | 2004 | 35220.00 |
| 22 | 2003 | 28090.00 |
| 23 | 2002 | 25590.00 |
| 24 | 2001 | 23090.00 |
| 25 | 2000 | 19620.00 |
| 26 | 1999 | 19050.00 |
| 27 | 1998 | 19860.00 |
| 28 | 1997 | 21470.00 |
| 29 | 1996 | 17000.00 |
| 30 | 1995 | 16060.00 |
| 31 | 1994 | 15860.00 |
| 32 | 1993 | 16400.00 |
| 33 | 1992 | 17900.00 |
| 34 | 1991 | 16270.00 |
| 35 | 1990 | 17040.00 |
| 36 | 1989 | 16690.00 |
| 37 | 1988 | 16470.00 |
| 38 | 1987 | 16780.00 |
| 39 | 1986 | 18380.00 |
| 40 | 1985 | 19160.00 |
| 41 | 1984 | 21080.00 |
| 42 | 1983 | 23190.00 |
| 43 | 1982 | 27630.00 |
| 44 | 1981 | 29520.00 |
| 45 | 1980 | 25440.00 |
| 46 | 1979 | 18600.00 |
| 47 | 1978 | 15150.00 |
| 48 | 1977 | 12620.00 |
| 49 | 1976 | 14240.00 |
| 50 | 1975 | 9820.00 |
| 51 | 1974 | 6390.00 |
| 52 | 1973 | 3620.00 |
| 53 | 1972 | 2780.00 |
