| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 13727.13 |
| 8 | 2017 | 13493.56 |
| 9 | 2016 | 13437.85 |
| 10 | 2015 | 13807.35 |
| 11 | 2014 | 14694.14 |
| 12 | 2013 | 14370.82 |
| 13 | 2012 | 14441.33 |
| 14 | 2011 | 14639.88 |
| 15 | 2010 | 14201.37 |
| 16 | 2009 | 13651.45 |
| 17 | 2008 | 13666.22 |
| 18 | 2007 | 13320.96 |
| 19 | 2006 | 12791.34 |
| 20 | 2005 | 12246.27 |
| 21 | 2004 | 11431.69 |
| 22 | 2003 | 10802.75 |
| 23 | 2002 | 10080.18 |
| 24 | 2001 | 9543.52 |
| 25 | 2000 | 9186.82 |
| 26 | 1999 | 8776.44 |
| 27 | 1998 | 8502.89 |
| 28 | 1997 | 8128.80 |
| 29 | 1996 | 8052.77 |
| 30 | 1995 | 7746.72 |
| 31 | 1994 | 7462.65 |
| 32 | 1993 | 7537.94 |
| 33 | 1992 | 7704.52 |
| 34 | 1991 | 7582.07 |
| 35 | 1990 | 7602.19 |
