Datentabelle
| 1950 | 426 Mio. | 1976 | 3,58 Mrd. | 2002 | 8,5 Mrd. |
| 1951 | 986 Mio. | 1977 | 3,75 Mrd. | 2003 | 9,96 Mrd. |
| 1952 | 1,75 Mrd. | 1978 | 3,97 Mrd. | 2004 | 11,3 Mrd. |
| 1953 | 1,98 Mrd. | 1979 | 4,08 Mrd. | 2005 | 13 Mrd. |
| 1954 | 1,87 Mrd. | 1980 | 4,74 Mrd. | 2006 | 14,8 Mrd. |
| 1955 | 1,83 Mrd. | 1981 | 5,14 Mrd. | 2007 | 17,4 Mrd. |
| 1956 | 1,9 Mrd. | 1982 | 6,02 Mrd. | 2008 | 19,3 Mrd. |
| 1957 | 1,92 Mrd. | 1983 | 6,95 Mrd. | 2009 | 18,9 Mrd. |
| 1958 | 1,82 Mrd. | 1984 | 7,35 Mrd. | 2010 | 19,3 Mrd. |
| 1959 | 1,74 Mrd. | 1985 | 7,46 Mrd. | 2011 | 21,4 Mrd. |
| 1960 | 1,7 Mrd. | 1986 | 7,78 Mrd. | 2012 | 20,5 Mrd. |
| 1961 | 1,68 Mrd. | 1987 | 8,69 Mrd. | 2013 | 18,5 Mrd. |
| 1962 | 1,67 Mrd. | 1988 | 9,9 Mrd. | 2014 | 19,7 Mrd. |
| 1963 | 1,61 Mrd. | 1989 | 10,7 Mrd. | 2015 | 18,2 Mrd. |
| 1964 | 1,66 Mrd. | 1990 | 11,4 Mrd. | 2016 | 17,5 Mrd. |
| 1965 | 1,57 Mrd. | 1991 | 11,3 Mrd. | 2017 | 21,4 Mrd. |
| 1966 | 1,61 Mrd. | 1992 | 10,8 Mrd. | 2018 | 21,6 Mrd. |
| 1967 | 1,78 Mrd. | 1993 | 10,3 Mrd. | 2019 | 21,3 Mrd. |
| 1968 | 1,8 Mrd. | 1994 | 9,58 Mrd. | 2020 | 23,5 Mrd. |
| 1969 | 1,77 Mrd. | 1995 | 9,18 Mrd. | 2021 | 24,7 Mrd. |
| 1970 | 1,89 Mrd. | 1996 | 8,62 Mrd. | 2022 | 25,1 Mrd. |
| 1971 | 2,08 Mrd. | 1997 | 7,95 Mrd. | 2023 | 28,9 Mrd. |
| 1972 | 2,23 Mrd. | 1998 | 7,75 Mrd. | 2024 | 30,6 Mrd. |
| 1973 | 2,36 Mrd. | 1999 | 8,21 Mrd. | 2025 | 37,5 Mrd. |
| 1974 | 2,81 Mrd. | 2000 | 8,3 Mrd. | | |
| 1975 | 3,18 Mrd. | 2001 | 8,38 Mrd. | | |
Datentabelle
| 1950 | 2,4% | 1976 | 1,8% | 2002 | 1,1% |
| 1951 | 4,7% | 1977 | 1,8% | 2003 | 1,1% |
| 1952 | 6,8% | 1978 | 1,8% | 2004 | 1,1% |
| 1953 | 7,4% | 1979 | 1,7% | 2005 | 1,1% |
| 1954 | 6,9% | 1980 | 1,8% | 2006 | 1,1% |
| 1955 | 6,2% | 1981 | 1,7% | 2007 | 1,2% |
| 1956 | 5,7% | 1982 | 2% | 2008 | 1,2% |
| 1957 | 5,3% | 1983 | 2,1% | 2009 | 1,4% |
| 1958 | 4,9% | 1984 | 2,1% | 2010 | 1,2% |
| 1959 | 4,4% | 1985 | 2,1% | 2011 | 1,2% |
| 1960 | 4,2% | 1986 | 2,1% | 2012 | 1,1% |
| 1961 | 4,1% | 1987 | 2,1% | 2013 | 1% |
| 1962 | 4% | 1988 | 2% | 2014 | 1,1% |
| 1963 | 3,6% | 1989 | 1,9% | 2015 | 1,2% |
| 1964 | 3,4% | 1990 | 2% | 2016 | 1,1% |
| 1965 | 2,9% | 1991 | 1,9% | 2017 | 1,3% |
| 1966 | 2,7% | 1992 | 1,9% | 2018 | 1,3% |
| 1967 | 2,7% | 1993 | 1,8% | 2019 | 1,2% |
| 1968 | 2,5% | 1994 | 1,7% | 2020 | 1,4% |
| 1969 | 2,3% | 1995 | 1,6% | 2021 | 1,2% |
| 1970 | 2,2% | 1996 | 1,4% | 2022 | 1,1% |
| 1971 | 2,1% | 1997 | 1,2% | 2023 | 1,3% |
| 1972 | 2% | 1998 | 1,3% | 2024 | 1,3% |
| 1973 | 1,8% | 1999 | 1,2% | 2025 | 1,6% |
| 1974 | 1,8% | 2000 | 1,1% | | |
| 1975 | 1,9% | 2001 | 1,1% | | |