| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | |
| 7 | 2013 | 44448.57 |
| 8 | 2012 | 36365.23 |
| 9 | 2011 | -12370.40 |
| 10 | 2010 | 305745.62 |
| 11 | 2009 | 232006.80 |
| 12 | 2008 | 267939.04 |
| 13 | 2007 | 243056.61 |
| 14 | 2006 | 190857.58 |
| 15 | 2005 | 176765.03 |
| 16 | 2004 | 71544.91 |
| 17 | 2003 | 62086.61 |
| 18 | 2002 | 51015.95 |
| 19 | 2001 | 12338.01 |
| 20 | 2000 | -35082.07 |
| 21 | 1999 | -65965.68 |
| 22 | 1998 | -112470.65 |
| 23 | 1997 | -105375.02 |
| 24 | 1996 | -80539.85 |
| 25 | 1995 | -70588.59 |
| 26 | 1994 | -46757.91 |
| 27 | 1993 | -51361.14 |
| 28 | 1992 | -3494.36 |
| 29 | 1991 | -5164.67 |
| 30 | 1990 | -28056.62 |
| 31 | 1989 | -6921.29 |
| 32 | 1988 | -19203.14 |
| 33 | 1987 | -21083.32 |
| 34 | 1986 | -28057.65 |
| 35 | 1985 | -21710.47 |
| 36 | 1984 | -21154.15 |
| 37 | 1983 | -36758.02 |
| 38 | 1982 | -51922.77 |
| 39 | 1981 | -35142.28 |
| 40 | 1980 | -38438.37 |
| 41 | 1979 | -39161.47 |
| 42 | 1978 | -22716.21 |
| 43 | 1977 | -9782.42 |
| 44 | 1976 | -3593.45 |
