| 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 | 2.68 |
| 8 | 2016 | 26.80 |
| 9 | 2015 | 4.86 |
| 10 | 2014 | 47.34 |
| 11 | 2013 | 45.17 |
| 12 | 2012 | 48.24 |
| 13 | 2011 | 47.24 |
| 14 | 2010 | 36.93 |
| 15 | 2009 | 30.40 |
| 16 | 2008 | 44.37 |
| 17 | 2007 | 35.56 |
| 18 | 2006 | 30.37 |
| 19 | 2005 | 26.53 |
| 20 | 2004 | 19.64 |
| 21 | 2003 | 16.45 |
| 22 | 2002 | 10.43 |
| 23 | 2001 | 10.41 |
| 24 | 2000 | 11.12 |
| 25 | 1995 | 10.21 |
| 26 | 1994 | 8.82 |
| 27 | 1993 | 8.86 |
| 28 | 1992 | 8.37 |
| 29 | 1991 | 9.71 |
| 30 | 1990 | 8.51 |
| 31 | 1989 | 6.07 |
| 32 | 1988 | 5.51 |
| 33 | 1987 | 5.17 |
| 34 | 1986 | 5.19 |
| 35 | 1985 | 5.65 |
| 36 | 1984 | 6.02 |
| 37 | 1983 | 6.24 |
| 38 | 1982 | 6.15 |
| 39 | 1981 | 6.89 |
| 40 | 1980 | 5.23 |
