Tableau de données
| 1950 | 87,5 M | 1976 | 600 M | 2002 | 1,78 Md |
| 1951 | 107 M | 1977 | 924 M | 2003 | 2,07 Md |
| 1952 | 110 M | 1978 | 1,04 Md | 2004 | 2,69 Md |
| 1953 | 137 M | 1979 | 1,31 Md | 2005 | 3,1 Md |
| 1954 | 102 M | 1980 | 1,79 Md | 2006 | 3,86 Md |
| 1955 | 142 M | 1981 | 2,29 Md | 2007 | 4,02 Md |
| 1956 | 137 M | 1982 | 2,16 Md | 2008 | 4,64 Md |
| 1957 | 117 M | 1983 | 1,5 Md | 2009 | 3,9 Md |
| 1958 | 115 M | 1984 | 1,46 Md | 2010 | 4,89 Md |
| 1959 | 91,1 M | 1985 | 1,14 Md | 2011 | 5,69 Md |
| 1960 | 127 M | 1986 | 1,11 Md | 2012 | 5,47 Md |
| 1961 | 161 M | 1987 | 1,17 Md | 2013 | 5,53 Md |
| 1962 | 163 M | 1988 | 1 000 M | 2014 | 5,1 Md |
| 1963 | 153 M | 1989 | 989 M | 2015 | 4,63 Md |
| 1964 | 150 M | 1990 | 1,03 Md | 2016 | 4,8 Md |
| 1965 | 168 M | 1991 | 1,04 Md | 2017 | 5,37 Md |
| 1966 | 187 M | 1992 | 1,17 Md | 2018 | 5,55 Md |
| 1967 | 183 M | 1993 | 1,29 Md | 2019 | 5,18 Md |
| 1968 | 174 M | 1994 | 1,47 Md | 2020 | 5,25 Md |
| 1969 | 180 M | 1995 | 1,83 Md | 2021 | 5,19 Md |
| 1970 | 388 M | 1996 | 1,9 Md | 2022 | 4,65 Md |
| 1971 | 652 M | 1997 | 2,12 Md | 2023 | 5,47 Md |
| 1972 | 746 M | 1998 | 2,11 Md | 2024 | 5,51 Md |
| 1973 | 1,01 Md | 1999 | 2,04 Md | 2025 | 5,33 Md |
| 1974 | 1,1 Md | 2000 | 2,1 Md | | |
| 1975 | 487 M | 2001 | 1,89 Md | | |
Tableau de données
| 1950 | 2,6% | 1976 | 6,1% | 2002 | 2,5% |
| 1951 | 3,1% | 1977 | 6,9% | 2003 | 2,7% |
| 1952 | 2,6% | 1978 | 6,7% | 2004 | 2,7% |
| 1953 | 2,8% | 1979 | 6,3% | 2005 | 2,5% |
| 1954 | 1,7% | 1980 | 6,5% | 2006 | 2,5% |
| 1955 | 2,3% | 1981 | 7% | 2007 | 2,3% |
| 1956 | 2,3% | 1982 | 8,9% | 2008 | 2,6% |
| 1957 | 3,1% | 1983 | 7,6% | 2009 | 2,3% |
| 1958 | 2,7% | 1984 | 7,6% | 2010 | 2,3% |
| 1959 | 2,2% | 1985 | 6,9% | 2011 | 2,3% |
| 1960 | 3,1% | 1986 | 6,3% | 2012 | 2% |
| 1961 | 3,5% | 1987 | 5,6% | 2013 | 2% |
| 1962 | 3% | 1988 | 4,1% | 2014 | 2% |
| 1963 | 2,9% | 1989 | 3,6% | 2015 | 1,9% |
| 1964 | 2,6% | 1990 | 3,4% | 2016 | 1,9% |
| 1965 | 2,9% | 1991 | 2,8% | 2017 | 1,9% |
| 1966 | 2,7% | 1992 | 2,6% | 2018 | 1,9% |
| 1967 | 2,7% | 1993 | 2,7% | 2019 | 1,9% |
| 1968 | 2,5% | 1994 | 2,6% | 2020 | 2,1% |
| 1969 | 2,3% | 1995 | 2,6% | 2021 | 1,6% |
| 1970 | 4,5% | 1996 | 2,4% | 2022 | 1,5% |
| 1971 | 6,3% | 1997 | 2,5% | 2023 | 1,6% |
| 1972 | 6,6% | 1998 | 2,6% | 2024 | 1,7% |
| 1973 | 6,3% | 1999 | 2,7% | 2025 | 1,5% |
| 1974 | 7,1% | 2000 | 2,7% | | |
| 1975 | 6,7% | 2001 | 2,6% | | |