年份 | 美国 |
---|---|
2023 | - |
2022 | -0.86206 |
2021 | -1.05616 |
2020 | -0.211225 |
2019 | -0.695262 |
2018 | -0.583255 |
2017 | -0.453842 |
2016 | -0.322855 |
2015 | -0.284256 |
2014 | -0.255415 |
2013 | -0.265051 |
2012 | -0.188989 |
2011 | -0.171767 |
2010 | -0.0300018 |
2009 | 0.0141332 |
2008 | 0.0856573 |
2007 | 0.0931571 |
2006 | 0.10867 |
2005 | 0.0733898 |
2004 | 0.0695994 |
2003 | 0.0108631 |
2002 | 0.0815023 |
2001 | 0.140998 |
2000 | -0.380114 |
1999 | -0.554086 |
1998 | -0.526404 |
1997 | -0.473417 |
1996 | -0.517078 |
1995 | -0.474899 |
1994 | -0.433369 |
1993 | -0.330624 |
1992 | -0.256237 |
1991 | -0.300544 |
1990 | 0.279028 |
1989 | 0.35604 |
1988 | 0.315139 |
1987 | 0.304464 |
1986 | 0.334331 |
1985 | 0.299754 |
1984 | 0.28286 |
1983 | 0.327097 |
1982 | 0.369463 |
1981 | 0.400952 |
1980 | 0.784585 |
1979 | 1.06557 |
1978 | 1.02538 |
1977 | 0.967796 |
1976 | 0.912259 |
1975 | 0.948037 |
1974 | 0.875727 |
1973 | 0.916558 |
1972 | 1.03262 |
1971 | 1.22265 |
1970 | 0.151142 |
1969 | -0.360009 |
1968 | -0.332099 |
1967 | -0.235016 |
1966 | -0.162376 |
1965 | -0.0604997 |
1964 | 0.0849372 |
1963 | 0.141586 |
1962 | 0.246911 |
1961 | 0.379768 |
1960 | - |