| 年份 | 德国  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | - | 
| 2021 | 0.0308697 | 
| 2020 | 0.0279044 | 
| 2019 | 0.0317055 | 
| 2018 | 0.0390079 | 
| 2017 | 0.0287238 | 
| 2016 | 0.0331026 | 
| 2015 | 0.0353909 | 
| 2014 | 0.0368206 | 
| 2013 | 0.0378998 | 
| 2012 | 0.0373398 | 
| 2011 | 0.0399448 | 
| 2010 | 0.0437125 | 
| 2009 | 0.0351831 | 
| 2008 | 0.0399352 | 
| 2007 | 0.0468562 | 
| 2006 | 0.036998 | 
| 2005 | 0.0323736 | 
| 2004 | 0.0284558 | 
| 2003 | 0.033794 | 
| 2002 | 0.0337167 | 
| 2001 | 0.0322048 | 
| 2000 | 0.0361072 | 
| 1999 | 0.0272182 | 
| 1998 | 0.0303308 | 
| 1997 | 0.0309615 | 
| 1996 | 0.0329015 | 
| 1995 | 0.0274014 | 
| 1994 | 0.0273369 | 
| 1993 | 0.0248431 | 
| 1992 | 0.0231343 | 
| 1991 | 0.0258515 | 
| 1990 | 0.0889148 | 
| 1989 | 0.0613958 | 
| 1988 | 0.04998 | 
| 1987 | 0.0495791 | 
| 1986 | 0.0585054 | 
| 1985 | 0.0712774 | 
| 1984 | 0.0637483 | 
| 1983 | 0.0657783 | 
| 1982 | 0.0794437 | 
| 1981 | 0.0793552 | 
| 1980 | 0.0862221 | 
| 1979 | 0.0771344 | 
| 1978 | 0.0756325 | 
| 1977 | 0.0785222 | 
| 1976 | 0.0936385 | 
| 1975 | 0.089648 | 
| 1974 | 0.0971 | 
| 1973 | 0.0919913 | 
| 1972 | 0.0652226 | 
| 1971 | 0.0765141 | 
| 1970 | 0.0872073 | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |