| 序号 |
时间(年) |
数据(单位：美元) |
| 1 |
2024 |
|
| 2 |
2023 |
|
| 3 |
2022 |
|
| 4 |
2021 |
|
| 5 |
2020 |
|
| 6 |
2019 |
|
| 7 |
2018 |
|
| 8 |
2017 |
|
| 9 |
2016 |
|
| 10 |
2015 |
|
| 11 |
2014 |
39555.41 |
| 12 |
2013 |
39402.03 |
| 13 |
2012 |
37605.97 |
| 14 |
2011 |
36214.44 |
| 15 |
2010 |
35335.37 |
| 16 |
2009 |
33547.28 |
| 17 |
2008 |
35273.79 |
| 18 |
2007 |
35015.99 |
| 19 |
2006 |
33634.63 |
| 20 |
2005 |
32169.87 |
| 21 |
2004 |
30830.66 |
| 22 |
2003 |
29392.25 |
| 23 |
2002 |
28623.59 |
| 24 |
2001 |
27942.35 |
| 25 |
2000 |
27287.27 |
| 26 |
1999 |
25735.97 |
| 27 |
1998 |
25509.90 |
| 28 |
1997 |
25620.07 |
| 29 |
1996 |
25000.53 |
| 30 |
1995 |
23859.07 |
| 31 |
1994 |
22823.44 |
| 32 |
1993 |
22168.56 |
| 33 |
1992 |
21825.80 |
| 34 |
1991 |
21227.68 |
| 35 |
1990 |
19912.52 |
