| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | |
| 8 | 2016 | |
| 9 | 2015 | |
| 10 | 2014 | |
| 11 | 2013 | 7942.76 |
| 12 | 2012 | 8078.85 |
| 13 | 2011 | 8170.31 |
| 14 | 2010 | 8086.70 |
| 15 | 2009 | 8195.89 |
| 16 | 2008 | 8291.85 |
| 17 | 2007 | 8188.49 |
| 18 | 2006 | 8318.62 |
| 19 | 2005 | 7904.73 |
| 20 | 2004 | 7771.50 |
| 21 | 2003 | 7740.96 |
| 22 | 2002 | 7666.90 |
| 23 | 2001 | 8396.20 |
| 24 | 2000 | 9015.72 |
| 25 | 1999 | 8769.65 |
| 26 | 1998 | 8996.04 |
| 27 | 1997 | 9142.63 |
| 28 | 1996 | 8923.05 |
| 29 | 1995 | 8952.33 |
| 30 | 1994 | 9093.44 |
| 31 | 1993 | 8527.56 |
| 32 | 1992 | 8656.60 |
| 33 | 1991 | 8650.54 |
