| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 182623.97 |
| 8 | 2016 | 179405.90 |
| 9 | 2015 | 183319.80 |
| 10 | 2014 | 183563.22 |
| 11 | 2013 | 189345.23 |
| 12 | 2012 | 194663.96 |
| 13 | 2011 | 194325.26 |
| 14 | 2010 | 190413.13 |
| 15 | 2009 | 189081.75 |
| 16 | 2008 | 196245.11 |
| 17 | 2007 | 204284.35 |
| 18 | 2006 | 208469.24 |
| 19 | 2005 | 204389.97 |
| 20 | 2004 | 208707.36 |
| 21 | 2003 | 213184.77 |
| 22 | 2002 | 212958.25 |
| 23 | 2001 | 210972.42 |
| 24 | 2000 | 212641.10 |
| 25 | 1999 | 214183.20 |
| 26 | 1998 | 215308.72 |
| 27 | 1997 | 224143.29 |
| 28 | 1996 | 235151.14 |
| 29 | 1995 | 235805.63 |
| 30 | 1994 | 232372.23 |
| 31 | 1993 | 231521.94 |
| 32 | 1992 | 236788.87 |
| 33 | 1991 | 232292.07 |
