| 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 |
49248.68 |
| 8 |
2017 |
47234.85 |
| 9 |
2016 |
44562.40 |
| 10 |
2015 |
42269.22 |
| 11 |
2014 |
41547.10 |
| 12 |
2013 |
41325.81 |
| 13 |
2012 |
40739.11 |
| 14 |
2011 |
40845.96 |
| 15 |
2010 |
38950.55 |
| 16 |
2009 |
37968.66 |
| 17 |
2008 |
40081.22 |
| 18 |
2007 |
37844.29 |
| 19 |
2006 |
34447.71 |
| 20 |
2005 |
32047.71 |
| 21 |
2004 |
31199.29 |
| 22 |
2003 |
29046.41 |
| 23 |
2002 |
28596.26 |
| 24 |
2001 |
27801.02 |
| 25 |
2000 |
26777.11 |
| 26 |
1999 |
24761.82 |
| 27 |
1998 |
23568.36 |
| 28 |
1997 |
21782.02 |
| 29 |
1996 |
20059.99 |
| 30 |
1995 |
19554.88 |
| 31 |
1994 |
18445.38 |
| 32 |
1993 |
17446.18 |
| 33 |
1992 |
17259.56 |
| 34 |
1991 |
17550.23 |
| 35 |
1990 |
18134.77 |
