| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 36642.42 |
| 8 | 2015 | 48219.61 |
| 9 | 2014 | 69008.40 |
| 10 | 2013 | 64792.70 |
| 11 | 2012 | 35497.26 |
| 12 | 2011 | 39509.38 |
| 13 | 2010 | 32503.75 |
| 14 | 2009 | 45407.28 |
| 15 | 2008 | 75856.99 |
| 16 | 2007 | 54237.18 |
| 17 | 2006 | 49113.26 |
| 18 | 2005 | 34550.15 |
| 19 | 2004 | 31718.28 |
| 20 | 1987 | 920.35 |
| 21 | 1986 | 1000.89 |
| 22 | 1985 | 1001.32 |
| 23 | 1984 | 1041.37 |
| 24 | 1983 | 989.05 |
| 25 | 1982 | 1098.44 |
| 26 | 1981 | 1164.33 |
| 27 | 1980 | 1321.10 |
| 28 | 1979 | 1192.11 |
