| 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 | 29403.66 |
| 12 | 2013 | 27831.15 |
| 13 | 2012 | 26242.53 |
| 14 | 2011 | 24652.36 |
| 15 | 2010 | 21616.71 |
| 16 | 2009 | 20478.25 |
| 17 | 2008 | 22803.52 |
| 18 | 2007 | 22201.35 |
| 19 | 2006 | 19348.39 |
| 20 | 2005 | 16638.08 |
| 21 | 2004 | 14539.97 |
| 22 | 2003 | 13136.72 |
| 23 | 2002 | 11666.66 |
| 24 | 2001 | 10310.00 |
| 25 | 2000 | 9422.50 |
| 26 | 1999 | 8412.07 |
| 27 | 1998 | 8450.52 |
| 28 | 1997 | 7977.92 |
| 29 | 1996 | 6889.30 |
| 30 | 1995 | 6475.40 |
| 31 | 1994 | 5962.61 |
| 32 | 1993 | 5809.86 |
| 33 | 1992 | 5867.94 |
| 34 | 1991 | 7146.26 |
| 35 | 1990 | 7475.93 |
