| 年份 | 德国 |
|---|---|
| 2023 | - |
| 2022 | 8.34507 |
| 2021 | 8.33639 |
| 2020 | 8.26998 |
| 2019 | 8.14585 |
| 2018 | 7.96279 |
| 2017 | 7.75284 |
| 2016 | 7.54425 |
| 2015 | 7.33802 |
| 2014 | 7.14043 |
| 2013 | 6.96774 |
| 2012 | 6.8293 |
| 2011 | 6.72246 |
| 2010 | 6.65332 |
| 2009 | 6.60986 |
| 2008 | 6.53658 |
| 2007 | 6.39794 |
| 2006 | 6.16446 |
| 2005 | 5.80441 |
| 2004 | 5.54328 |
| 2003 | 5.51075 |
| 2002 | 5.56896 |
| 2001 | 5.85349 |
| 2000 | 6.44777 |
| 1999 | 6.98776 |
| 1998 | 7.30475 |
| 1997 | 7.53156 |
| 1996 | 7.5831 |
| 1995 | 7.42478 |
| 1994 | 7.17223 |
| 1993 | 6.82162 |
| 1992 | 6.45404 |
| 1991 | 6.16281 |
| 1990 | 5.94858 |
| 1989 | 5.81159 |
| 1988 | 5.83045 |
| 1987 | 5.91644 |
| 1986 | 5.88256 |
| 1985 | 5.7335 |
| 1984 | 5.47942 |
| 1983 | 5.16744 |
| 1982 | 4.93578 |
| 1981 | 4.85401 |
| 1980 | 4.84132 |
| 1979 | 4.78468 |
| 1978 | 4.5441 |
| 1977 | 4.13419 |
| 1976 | 3.6829 |
| 1975 | 3.32408 |
| 1974 | 3.28513 |
| 1973 | 3.64187 |
| 1972 | 4.20374 |
| 1971 | 4.76176 |
| 1970 | 5.20668 |
| 1969 | 5.4987 |
| 1968 | 5.68651 |
| 1967 | 5.84204 |
| 1966 | 6.01244 |
| 1965 | 6.21382 |
| 1964 | 6.40048 |
| 1963 | 6.54044 |
| 1962 | 6.65957 |
| 1961 | 6.76872 |
| 1960 | 6.81145 |