| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 46381.06 |
| 8 | 2017 | 44469.15 |
| 9 | 2016 | 42880.24 |
| 10 | 2015 | 40916.11 |
| 11 | 2014 | 40218.13 |
| 12 | 2013 | 39583.35 |
| 13 | 2012 | 37671.02 |
| 14 | 2011 | 37510.38 |
| 15 | 2010 | 35911.54 |
| 16 | 2009 | 34666.96 |
| 17 | 2008 | 35053.26 |
| 18 | 2007 | 34067.47 |
| 19 | 2006 | 32430.44 |
| 20 | 2005 | 30431.24 |
| 21 | 2004 | 28925.13 |
| 22 | 2003 | 28027.68 |
| 23 | 2002 | 28350.10 |
| 24 | 2001 | 27349.74 |
| 25 | 2000 | 26001.88 |
| 26 | 1999 | 24203.88 |
| 27 | 1998 | 23261.19 |
| 28 | 1997 | 22184.97 |
| 29 | 1996 | 21260.56 |
| 30 | 1995 | 20687.73 |
| 31 | 1994 | 19873.51 |
| 32 | 1993 | 19070.99 |
| 33 | 1992 | 18790.20 |
| 34 | 1991 | 18178.01 |
| 35 | 1990 | 17471.69 |
