| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 12554.85 |
| 8 | 2017 | 11536.08 |
| 9 | 2016 | 10864.66 |
| 10 | 2015 | 9921.83 |
| 11 | 2014 | 10493.75 |
| 12 | 2013 | 10903.83 |
| 13 | 2012 | 9552.31 |
| 14 | 2011 | 9126.61 |
| 15 | 2010 | 8453.30 |
| 16 | 2009 | 7994.62 |
| 17 | 2008 | 9323.72 |
| 18 | 2007 | 8900.44 |
| 19 | 2006 | 7971.20 |
| 20 | 2005 | 7142.11 |
| 21 | 2004 | 6663.47 |
| 22 | 2003 | 5764.01 |
| 23 | 2002 | 5122.84 |
| 24 | 2001 | 4746.86 |
| 25 | 2000 | 4228.12 |
| 26 | 1999 | 3871.33 |
| 27 | 1998 | 3794.34 |
| 28 | 1997 | 3794.18 |
| 29 | 1996 | 3812.25 |
| 30 | 1995 | 4124.30 |
| 31 | 1994 | 4564.64 |
| 32 | 1993 | 5766.30 |
| 33 | 1992 | 6568.33 |
| 34 | 1991 | 7148.48 |
| 35 | 1990 | 7590.54 |
