| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | 29976159.92 |
| 12 | 2011 | 30157746.44 |
| 13 | 2010 | 29397645.48 |
| 14 | 2009 | 18196334.26 |
| 15 | 2008 | 41138314.40 |
| 16 | 2007 | 46768163.85 |
| 17 | 2006 | 36267713.31 |
| 18 | 2005 | 16793992.69 |
| 19 | 2004 | 21592501.65 |
| 20 | 2003 | 12413069.27 |
| 21 | 2002 | 13554682.54 |
| 22 | 2001 | 20092889.88 |
| 23 | 2000 | 41749525.09 |
| 24 | 1999 | 33996554.47 |
| 25 | 1998 | 23623190.83 |
| 26 | 1997 | 13736710.04 |
| 27 | 1996 | 10647767.76 |
| 28 | 1995 | 8273759.36 |
| 29 | 1994 | 6548102.91 |
| 30 | 1993 | 5440846.03 |
| 31 | 1992 | 3732824.01 |
| 32 | 1991 | 3806422.01 |
| 33 | 1990 | 7963170.79 |
| 34 | 1989 | 8295164.89 |
| 35 | 1988 | 6410640.00 |
| 36 | 1987 | 7183230.61 |
| 37 | 1986 | 3365567.76 |
| 38 | 1985 | 1088676.02 |
| 39 | 1984 | 3090526.14 |
| 40 | 1983 | 1611856.01 |
| 41 | 1982 | 2132006.12 |
| 42 | 1981 | 2634372.08 |
| 43 | 1980 | 2255326.87 |
| 44 | 1979 | 1335773.70 |
| 45 | 1978 | 924019.17 |
| 46 | 1977 | 629182.66 |
| 47 | 1976 | 536072.12 |
| 48 | 1975 | 569618.34 |
| 49 | 1974 | 726353.84 |
| 50 | 1973 | 511457.15 |
| 51 | 1972 | 338087.40 |
| 52 | 1971 | 304331.84 |
| 53 | 1970 | 304711.77 |
