| 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 | 12180.03 |
| 12 | 2012 | 11982.62 |
| 13 | 2011 | 11883.93 |
| 14 | 2010 | 12022.99 |
| 15 | 2009 | 11000.26 |
| 16 | 2008 | 10174.45 |
| 17 | 2007 | 10110.37 |
| 18 | 2006 | 10002.33 |
| 19 | 2005 | 9939.83 |
| 20 | 2004 | 9550.18 |
| 21 | 2003 | 9176.35 |
| 22 | 2002 | 8827.60 |
| 23 | 2001 | 8674.63 |
| 24 | 2000 | 8485.46 |
| 25 | 1999 | 8369.20 |
| 26 | 1998 | 8166.99 |
| 27 | 1997 | 8531.81 |
| 28 | 1996 | 8642.55 |
| 29 | 1995 | 8488.80 |
| 30 | 1994 | 8644.52 |
| 31 | 1993 | 9793.94 |
| 32 | 1992 | 9382.27 |
| 33 | 1991 | 9697.46 |
