| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | -45846.99 |
| 8 | 2013 | -56841.79 |
| 9 | 2012 | -29411.90 |
| 10 | 2011 | -30210.28 |
| 11 | 2010 | -19990.25 |
| 12 | 2009 | -17738.03 |
| 13 | 2008 | -22286.22 |
| 14 | 2007 | -21604.69 |
| 15 | 2006 | -17644.81 |
| 16 | 2005 | -20397.58 |
| 17 | 2004 | -20725.98 |
| 18 | 2003 | -16228.88 |
| 19 | 2002 | -14022.17 |
| 20 | 2001 | -16927.83 |
| 21 | 2000 | -13999.00 |
| 22 | 1999 | -12716.72 |
| 23 | 1998 | -14011.82 |
| 24 | 1997 | -11690.52 |
| 25 | 1996 | -15390.60 |
| 26 | 1995 | -12196.37 |
| 27 | 1994 | -5634.50 |
| 28 | 1993 | -8243.67 |
| 29 | 1992 | -13867.45 |
| 30 | 1991 | -14078.00 |
| 31 | 1990 | -8424.89 |
| 32 | 1989 | -5083.88 |
| 33 | 1988 | -8718.20 |
| 34 | 1987 | -6053.51 |
| 35 | 1986 | -5643.85 |
| 36 | 1985 | -2742.27 |
| 37 | 1984 | 2618.34 |
| 38 | 1983 | -4338.09 |
| 39 | 1982 | -8683.64 |
| 40 | 1981 | -4415.39 |
| 41 | 1980 | -9499.74 |
| 42 | 1979 | -21274.75 |
| 43 | 1978 | -21737.08 |
| 44 | 1977 | -8728.85 |
| 45 | 1976 | -2456.99 |
| 46 | 1975 | -7549.24 |
| 47 | 1974 | 13177.56 |
