| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | |
| 8 | 2017 | |
| 9 | 2016 | |
| 10 | 2015 | |
| 11 | 2014 | 22708.22 |
| 12 | 2013 | 22432.24 |
| 13 | 2012 | 21620.21 |
| 14 | 2011 | 21195.76 |
| 15 | 2010 | 20143.75 |
| 16 | 2009 | 20349.55 |
| 17 | 2008 | 21019.80 |
| 18 | 2007 | 19570.78 |
| 19 | 2006 | 17634.87 |
| 20 | 2005 | 15450.84 |
| 21 | 2004 | 14688.10 |
| 22 | 2003 | 13693.29 |
| 23 | 2002 | 12774.67 |
| 24 | 2001 | 11654.21 |
| 25 | 2000 | 10672.26 |
| 26 | 1999 | 9942.64 |
| 27 | 1998 | 9888.91 |
| 28 | 1997 | 9533.59 |
| 29 | 1996 | 8802.35 |
| 30 | 1995 | 8046.44 |
| 31 | 1994 | 7331.53 |
| 32 | 1993 | 6856.22 |
| 33 | 1992 | 7321.07 |
| 34 | 1991 | 7911.91 |
| 35 | 1990 | 9519.01 |
