| 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 | 20633.01 |
| 12 | 2013 | 19678.13 |
| 13 | 2012 | 19807.46 |
| 14 | 2011 | 18803.92 |
| 15 | 2010 | 17356.66 |
| 16 | 2009 | 16632.13 |
| 17 | 2008 | 16782.12 |
| 18 | 2007 | 13703.19 |
| 19 | 2006 | 11556.57 |
| 20 | 2005 | 9602.14 |
| 21 | 2004 | 8990.54 |
| 22 | 2003 | 7560.37 |
| 23 | 2002 | 7162.32 |
| 24 | 2001 | 6520.63 |
| 25 | 2000 | 5848.84 |
| 26 | 1999 | 5596.45 |
| 27 | 1998 | 5544.29 |
| 28 | 1997 | 5563.06 |
| 29 | 1996 | 5743.53 |
| 30 | 1995 | 5425.43 |
| 31 | 1994 | 4992.09 |
| 32 | 1993 | 4695.98 |
| 33 | 1992 | 4512.03 |
| 34 | 1991 | 4791.94 |
| 35 | 1990 | 5276.76 |
