| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 5429.23 |
| 8 | 2017 | 5353.07 |
| 9 | 2016 | 4682.70 |
| 10 | 2015 | 3977.61 |
| 11 | 2014 | 3865.14 |
| 12 | 2013 | 3831.05 |
| 13 | 2012 | 3464.98 |
| 14 | 2011 | 3270.86 |
| 15 | 2010 | 3177.84 |
| 16 | 2009 | 3158.74 |
| 17 | 2008 | 3236.00 |
| 18 | 2007 | 3278.28 |
| 19 | 2006 | 3341.71 |
| 20 | 2005 | 2809.04 |
| 21 | 2004 | 2570.29 |
| 22 | 2003 | 2446.70 |
| 23 | 2002 | 2295.81 |
| 24 | 2001 | 2279.73 |
| 25 | 2000 | 2303.67 |
| 26 | 1999 | 2410.67 |
| 27 | 1998 | 2354.94 |
| 28 | 1997 | 2325.35 |
| 29 | 1996 | 2435.95 |
| 30 | 1995 | 2305.76 |
| 31 | 1994 | 2113.66 |
| 32 | 1993 | 2208.57 |
| 33 | 1992 | 2121.86 |
| 34 | 1991 | 2115.85 |
| 35 | 1990 | 2070.29 |
