| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 59377.80 |
| 8 | 2017 | 53120.46 |
| 9 | 2016 | 49937.07 |
| 10 | 2015 | 53930.83 |
| 11 | 2014 | 62578.07 |
| 12 | 2013 | 62202.89 |
| 13 | 2012 | 65033.62 |
| 14 | 2011 | 64125.22 |
| 15 | 2010 | 58828.71 |
| 16 | 2009 | 54787.34 |
| 17 | 2008 | 57236.03 |
| 18 | 2007 | 55029.85 |
| 19 | 2006 | 54638.74 |
| 20 | 2005 | 53548.18 |
| 21 | 2004 | 51225.31 |
| 22 | 2003 | 48078.10 |
| 23 | 2002 | 45466.01 |
| 24 | 2001 | 47380.79 |
| 25 | 2000 | 48643.59 |
| 26 | 1999 | 47494.65 |
| 27 | 1998 | 48867.23 |
| 28 | 1997 | 48795.66 |
| 29 | 1996 | 48569.15 |
| 30 | 1995 | 48052.39 |
| 31 | 1994 | 48903.56 |
| 32 | 1993 | 49503.22 |
| 33 | 1992 | 50355.39 |
| 34 | 1991 | 49295.46 |
| 35 | 1990 | 46214.20 |
