| 序号 | 时间 (年) |
数据 (美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 9769521.06 |
| 8 | 2015 | 3307462.19 |
| 9 | 2014 | 1517744.13 |
| 10 | 2013 | 1034789.25 |
| 11 | 2012 | 1878244.23 |
| 12 | 2011 | 5558426.05 |
| 13 | 2010 | 3846923.29 |
| 14 | 2009 | 1910483.88 |
| 15 | 2008 | 130356.16 |
| 16 | 2007 | 4214034.84 |
| 17 | 2006 | 3012184.48 |
| 18 | 2005 | 12720770.18 |
| 19 | 2004 | 16293674.18 |
| 20 | 2003 | 25836549.61 |
| 21 | 2002 | 11115564.06 |
| 22 | 2001 | 15111065.89 |
| 23 | 2000 | 22248079.67 |
| 24 | 1999 | 6017694.57 |
| 25 | 1998 | 6559482.75 |
| 26 | 1997 | 3988619.14 |
| 27 | 1996 | 5048259.16 |
| 28 | 1995 | 2927319.63 |
| 29 | 1994 | 2390598.86 |
| 30 | 1993 | 5807257.66 |
| 31 | 1992 | 1405501.95 |
| 32 | 1991 | 4134818.04 |
| 33 | 1990 | 4246366.07 |
| 34 | 1989 | 8953637.83 |
| 35 | 1988 | 1218152.91 |
| 36 | 1987 | 3110336.19 |
| 37 | 1986 | 2306566.48 |
| 38 | 1985 | 6857146.83 |
| 39 | 1984 | 1248505.22 |
| 40 | 1983 | 1828070.44 |
| 41 | 1982 | 830147.99 |
| 42 | 1981 | 2320052.91 |
| 43 | 1980 | 1270116.80 |
| 44 | 1979 | 769401.58 |
| 45 | 1978 | 479999.52 |
| 46 | 1977 | 1110285.59 |
| 47 | 1976 | 452559.08 |
| 48 | 1975 | 1233810.10 |
