| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | 175825132.25 |
| 12 | 2011 | 156700172.17 |
| 13 | 2010 | 56480731.10 |
| 14 | 2009 | 100483761.16 |
| 15 | 2008 | 58897678.39 |
| 16 | 2007 | 43355388.07 |
| 17 | 2006 | 40023538.66 |
| 18 | 2005 | 78151172.55 |
| 19 | 2004 | 61469191.75 |
| 20 | 2003 | 66063278.43 |
| 21 | 2002 | 38335972.34 |
| 22 | 2001 | 46683838.32 |
| 23 | 2000 | 39051012.73 |
| 24 | 1999 | 17923894.04 |
| 25 | 1998 | 13117398.24 |
| 26 | 1997 | 19724243.68 |
| 27 | 1996 | 46440958.69 |
| 28 | 1995 | 71034527.66 |
| 29 | 1994 | 85958559.28 |
| 30 | 1993 | 44945482.81 |
| 31 | 1992 | 35857629.07 |
| 32 | 1991 | 50745542.63 |
| 33 | 1990 | 45228712.14 |
| 34 | 1989 | 13368385.31 |
| 35 | 1988 | 14682868.19 |
| 36 | 1987 | 25503396.12 |
| 37 | 1986 | 14584766.06 |
| 38 | 1985 | 17961735.61 |
| 39 | 1984 | 22789298.60 |
| 40 | 1983 | 17079236.64 |
| 41 | 1982 | 22120849.76 |
| 42 | 1981 | 26744923.55 |
| 43 | 1980 | 36578477.80 |
| 44 | 1979 | 23652459.22 |
| 45 | 1978 | 10505773.41 |
| 46 | 1977 | 8460556.66 |
