| 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 | 19.91 |
| 8 | 2016 | 21.88 |
| 9 | 2015 | 18.76 |
| 10 | 2014 | 23.02 |
| 11 | 2013 | 26.60 |
| 12 | 2012 | 24.34 |
| 13 | 2011 | 26.43 |
| 14 | 2010 | 28.32 |
| 15 | 2009 | 25.47 |
| 16 | 2008 | 43.64 |
| 17 | 2007 | 33.14 |
| 18 | 2006 | 28.06 |
| 19 | 2005 | 32.85 |
| 20 | 2004 | 32.89 |
| 21 | 2003 | 28.35 |
| 22 | 2002 | 23.84 |
| 23 | 2001 | 20.74 |
| 24 | 2000 | 18.93 |
| 25 | 1999 | 17.34 |
| 26 | 1998 | 18.47 |
| 27 | 1997 | 18.61 |
| 28 | 1996 | 19.25 |
| 29 | 1980 | 14.75 |
