| 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 |
29792.06 |
| 8 |
2017 |
28681.68 |
| 9 |
2016 |
27504.55 |
| 10 |
2015 |
26614.85 |
| 11 |
2014 |
26450.18 |
| 12 |
2013 |
25730.88 |
| 13 |
2012 |
24582.97 |
| 14 |
2011 |
25692.57 |
| 15 |
2010 |
27841.86 |
| 16 |
2009 |
29947.79 |
| 17 |
2008 |
30440.97 |
| 18 |
2007 |
28896.92 |
| 19 |
2006 |
28082.12 |
| 20 |
2005 |
25003.83 |
| 21 |
2004 |
24828.90 |
| 22 |
2003 |
23255.56 |
| 23 |
2002 |
21985.23 |
| 24 |
2001 |
20306.09 |
| 25 |
2000 |
18815.84 |
| 26 |
1999 |
17758.01 |
| 27 |
1998 |
17432.43 |
| 28 |
1997 |
16626.58 |
| 29 |
1996 |
15772.53 |
| 30 |
1995 |
15207.76 |
| 31 |
1994 |
14657.41 |
| 32 |
1993 |
14140.18 |
| 33 |
1992 |
14120.18 |
| 34 |
1991 |
13814.74 |
| 35 |
1990 |
13117.56 |
