| 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 | 16314.69 |
| 12 | 2012 | 15664.19 |
| 13 | 2011 | 14983.91 |
| 14 | 2010 | 14415.67 |
| 15 | 2009 | 13733.99 |
| 16 | 2008 | 13100.74 |
| 17 | 2007 | 12941.87 |
| 18 | 2006 | 12328.82 |
| 19 | 2005 | 11716.79 |
| 20 | 2004 | 11031.93 |
| 21 | 2003 | 10414.04 |
| 22 | 2002 | 9863.22 |
| 23 | 2001 | 9652.79 |
| 24 | 2000 | 9397.55 |
| 25 | 1999 | 9326.48 |
| 26 | 1998 | 8936.86 |
| 27 | 1997 | 8742.55 |
| 28 | 1996 | 8705.93 |
| 29 | 1995 | 8428.42 |
| 30 | 1994 | 8120.97 |
| 31 | 1993 | 7858.77 |
| 32 | 1992 | 7708.35 |
| 33 | 1991 | 7460.35 |
