| 序号 | 时间 (年) |
数据 (百万美元) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 25.00 |
| 8 | 2016 | 26.82 |
| 9 | 2015 | 25.69 |
| 10 | 2014 | 11.60 |
| 11 | 2013 | 15.22 |
| 12 | 2012 | 17.96 |
| 13 | 2011 | 17.36 |
| 14 | 2010 | 12.77 |
| 15 | 2009 | 10.01 |
| 16 | 2008 | 10.42 |
| 17 | 2007 | 15.26 |
| 18 | 2006 | 14.85 |
| 19 | 2005 | 19.83 |
| 20 | 2004 | 19.50 |
| 21 | 2003 | 15.77 |
| 22 | 2002 | 18.44 |
| 23 | 2001 | 20.39 |
| 24 | 1990 | 7.91 |
| 25 | 1988 | 13.14 |
| 26 | 1987 | 10.88 |
| 27 | 1986 | 9.98 |
| 28 | 1985 | 11.88 |
| 29 | 1984 | 18.42 |
| 30 | 1983 | 16.91 |
| 31 | 1982 | 11.73 |
| 32 | 1981 | 10.23 |
| 33 | 1980 | 16.79 |
