| 年份 | 德国 |
|---|---|
| 2023 | - |
| 2022 | 5.88459 |
| 2021 | 6.01076 |
| 2020 | 6.26771 |
| 2019 | 6.62951 |
| 2018 | 7.07889 |
| 2017 | 7.54565 |
| 2016 | 7.96361 |
| 2015 | 8.31878 |
| 2014 | 8.60874 |
| 2013 | 8.8199 |
| 2012 | 8.93785 |
| 2011 | 8.96361 |
| 2010 | 8.9126 |
| 2009 | 8.79049 |
| 2008 | 8.59669 |
| 2007 | 8.37057 |
| 2006 | 8.14222 |
| 2005 | 7.91463 |
| 2004 | 7.70024 |
| 2003 | 7.5138 |
| 2002 | 7.36235 |
| 2001 | 7.2433 |
| 2000 | 7.16531 |
| 1999 | 7.11462 |
| 1998 | 7.03094 |
| 1997 | 6.87929 |
| 1996 | 6.62982 |
| 1995 | 6.25034 |
| 1994 | 5.98453 |
| 1993 | 5.97174 |
| 1992 | 6.05872 |
| 1991 | 6.38789 |
| 1990 | 7.05685 |
| 1989 | 7.67713 |
| 1988 | 8.05604 |
| 1987 | 8.33274 |
| 1986 | 8.41769 |
| 1985 | 8.26725 |
| 1984 | 8.00546 |
| 1983 | 7.62633 |
| 1982 | 7.22108 |
| 1981 | 6.8961 |
| 1980 | 6.65084 |
| 1979 | 6.4847 |
| 1978 | 6.48291 |
| 1977 | 6.55037 |
| 1976 | 6.48801 |
| 1975 | 6.30563 |
| 1974 | 6.01636 |
| 1973 | 5.67343 |
| 1972 | 5.4259 |
| 1971 | 5.3479 |
| 1970 | 5.35328 |
| 1969 | 5.31389 |
| 1968 | 5.07239 |
| 1967 | 4.64687 |
| 1966 | 4.17691 |
| 1965 | 3.80936 |
| 1964 | 3.80497 |
| 1963 | 4.25378 |
| 1962 | 4.9401 |
| 1961 | 5.62263 |
| 1960 | 6.17035 |