| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 75305.90 |
| 8 | 2016 | 74259.73 |
| 9 | 2015 | 74874.43 |
| 10 | 2014 | 71262.13 |
| 11 | 2013 | 72134.17 |
| 12 | 2012 | 71684.27 |
| 13 | 2011 | 71130.43 |
| 14 | 2010 | 69752.81 |
| 15 | 2009 | 63857.41 |
| 16 | 2008 | 65420.82 |
| 17 | 2007 | 63908.44 |
| 18 | 2006 | 59151.21 |
| 19 | 2005 | 56390.87 |
| 20 | 2004 | 53928.48 |
| 21 | 2003 | 51048.87 |
| 22 | 2002 | 49569.28 |
| 23 | 2001 | 47849.29 |
| 24 | 2000 | 46720.28 |
| 25 | 1999 | 45422.56 |
| 26 | 1998 | 44080.64 |
| 27 | 1997 | 42014.82 |
| 28 | 1996 | 39473.83 |
| 29 | 1995 | 38356.77 |
| 30 | 1994 | 36817.24 |
| 31 | 1993 | 33214.91 |
| 32 | 1992 | 31909.16 |
| 33 | 1991 | 33390.44 |
