年份 | 美国 |
---|---|
2023 | - |
2022 | - |
2021 | -3.69595 |
2020 | -2.97951 |
2019 | -2.70701 |
2018 | -2.8884 |
2017 | -2.75568 |
2016 | -2.70792 |
2015 | -2.89025 |
2014 | -2.90608 |
2013 | -2.84622 |
2012 | -3.39374 |
2011 | -3.71555 |
2010 | -3.53717 |
2009 | -2.89509 |
2008 | -5.0161 |
2007 | -5.08444 |
2006 | -5.69251 |
2005 | -5.67444 |
2004 | -5.19056 |
2003 | -4.556 |
2002 | -4.02361 |
2001 | -3.56029 |
2000 | -3.71744 |
1999 | -2.69489 |
1998 | -1.79537 |
1997 | -1.18881 |
1996 | -1.1938 |
1995 | -1.17493 |
1994 | -1.26916 |
1993 | -0.950258 |
1992 | -0.532765 |
1991 | -0.464638 |
1990 | -1.30559 |
1989 | -1.53755 |
1988 | -2.08905 |
1987 | -2.98174 |
1986 | -2.87947 |
1985 | -2.62776 |
1984 | -2.54425 |
1983 | -1.42106 |
1982 | -0.597346 |
1981 | -0.39036 |
1980 | -0.456934 |
1979 | -0.858095 |
1978 | -1.07871 |
1977 | -1.10931 |
1976 | -0.0870604 |
1975 | 0.948185 |
1974 | -0.0527425 |
1973 | 0.288345 |
1972 | -0.263699 |
1971 | 0.0533116 |
1970 | 0.36793 |
1969 | - |
1968 | - |
1967 | - |
1966 | - |
1965 | - |
1964 | - |
1963 | - |
1962 | - |
1961 | - |
1960 | - |