年份 | 美国 |
---|---|
2023 | - |
2022 | - |
2021 | 8.29204 |
2020 | -2.99035 |
2019 | 1.98604 |
2018 | 2.87761 |
2017 | 2.38398 |
2016 | 2.47818 |
2015 | 3.27942 |
2014 | 2.70789 |
2013 | 1.48767 |
2012 | 1.36735 |
2011 | 1.70154 |
2010 | 1.90589 |
2009 | -1.30549 |
2008 | 0.150018 |
2007 | 2.43092 |
2006 | 2.89736 |
2005 | 3.5414 |
2004 | 3.76999 |
2003 | 3.16421 |
2002 | 2.54294 |
2001 | 2.47638 |
2000 | 5.03686 |
1999 | 5.38111 |
1998 | 5.31106 |
1997 | 3.76552 |
1996 | 3.46992 |
1995 | 2.95051 |
1994 | 3.8743 |
1993 | 3.48365 |
1992 | 3.68007 |
1991 | 0.180514 |
1990 | 2.01407 |
1989 | 2.91562 |
1988 | 4.17688 |
1987 | 3.39519 |
1986 | 4.12812 |
1985 | 5.1775 |
1984 | 5.26077 |
1983 | 5.66108 |
1982 | 1.46382 |
1981 | 1.38659 |
1980 | -0.312189 |
1979 | 2.37699 |
1978 | 4.37643 |
1977 | 4.22642 |
1976 | 5.57343 |
1975 | 2.26742 |
1974 | -0.837676 |
1973 | 4.94882 |
1972 | 6.12482 |
1971 | 3.81887 |
1970 | - |
1969 | - |
1968 | - |
1967 | - |
1966 | - |
1965 | - |
1964 | - |
1963 | - |
1962 | - |
1961 | - |
1960 | - |