| 年份 | 德国 |
|---|---|
| 2023 | - |
| 2022 | 7.12878 |
| 2021 | 7.47143 |
| 2020 | 7.75705 |
| 2019 | 7.99198 |
| 2018 | 8.16645 |
| 2017 | 8.26035 |
| 2016 | 8.28233 |
| 2015 | 8.2432 |
| 2014 | 8.13669 |
| 2013 | 7.95736 |
| 2012 | 7.74043 |
| 2011 | 7.51605 |
| 2010 | 7.29552 |
| 2009 | 7.10017 |
| 2008 | 6.94261 |
| 2007 | 6.82383 |
| 2006 | 6.73223 |
| 2005 | 6.66545 |
| 2004 | 6.59882 |
| 2003 | 6.48126 |
| 2002 | 6.29912 |
| 2001 | 6.03221 |
| 2000 | 5.6585 |
| 1999 | 5.40533 |
| 1998 | 5.38165 |
| 1997 | 5.43764 |
| 1996 | 5.70774 |
| 1995 | 6.27325 |
| 1994 | 6.78244 |
| 1993 | 7.07982 |
| 1992 | 7.29715 |
| 1991 | 7.35155 |
| 1990 | 7.20611 |
| 1989 | 6.96996 |
| 1988 | 6.63639 |
| 1987 | 6.28015 |
| 1986 | 5.99221 |
| 1985 | 5.77825 |
| 1984 | 5.64428 |
| 1983 | 5.66542 |
| 1982 | 5.78876 |
| 1981 | 5.89336 |
| 1980 | 5.98481 |
| 1979 | 6.05249 |
| 1978 | 6.10547 |
| 1977 | 6.2054 |
| 1976 | 6.37847 |
| 1975 | 6.55539 |
| 1974 | 6.56453 |
| 1973 | 6.23553 |
| 1972 | 5.67649 |
| 1971 | 5.06685 |
| 1970 | 4.57462 |
| 1969 | 4.5359 |
| 1968 | 5.04013 |
| 1967 | 5.79602 |
| 1966 | 6.52865 |
| 1965 | 7.09013 |
| 1964 | 7.40527 |
| 1963 | 7.55902 |
| 1962 | 7.65701 |
| 1961 | 7.74758 |
| 1960 | 7.79925 |