Show data table
| 1958 | 39.6M | 1982 | 126M | 2005 | 272M |
| 1960 | 38.3M | 1983 | 126M | 2006 | 259M |
| 1961 | 36.3M | 1984 | 139M | 2007 | 275M |
| 1962 | 38M | 1985 | 61M | 2008 | 334M |
| 1963 | 39M | 1986 | 82.3M | 2009 | 321M |
| 1964 | 42.5M | 1987 | 59.3M | 2010 | 355M |
| 1965 | 40.2M | 1988 | 47.3M | 2011 | 349M |
| 1966 | 37.2M | 1989 | 53.5M | 2012 | 396M |
| 1967 | 35.8M | 1990 | 47.8M | 2013 | 383M |
| 1968 | 37.3M | 1991 | 33.9M | 2014 | 438M |
| 1969 | 35.6M | 1992 | 63.1M | 2015 | 458M |
| 1970 | 35.9M | 1993 | 96M | 2016 | 480M |
| 1971 | 36.6M | 1994 | 101M | 2017 | 533M |
| 1972 | 39.5M | 1995 | 84.4M | 2018 | 594M |
| 1973 | 42M | 1996 | 107M | 2019 | 613M |
| 1974 | 57.6M | 1997 | 151M | 2020 | 599M |
| 1975 | 65.9M | 1998 | 159M | 2021 | 611M |
| 1976 | 76.2M | 1999 | 175M | 2022 | 773M |
| 1977 | 86.5M | 2000 | 247M | 2023 | 946M |
| 1978 | 103M | 2001 | 306M | 2024 | 1.01B |
| 1979 | 120M | 2002 | 272M | 2025 | 1.04B |
| 1980 | 105M | 2003 | 156M | | |
| 1981 | 125M | 2004 | 153M | | |
Show data table
| 1958 | 5.3% | 1982 | 1.6% | 2005 | 0.8% |
| 1960 | 5.2% | 1983 | 1.4% | 2006 | 0.7% |
| 1961 | 5.2% | 1984 | 1.2% | 2007 | 0.6% |
| 1962 | 4.3% | 1985 | 1.2% | 2008 | 0.7% |
| 1963 | 3.9% | 1986 | 1.3% | 2009 | 0.7% |
| 1964 | 3.8% | 1987 | 1% | 2010 | 0.7% |
| 1965 | 4.2% | 1988 | 0.9% | 2011 | 0.6% |
| 1966 | 3.5% | 1989 | 0.8% | 2012 | 0.7% |
| 1967 | 3.2% | 1990 | 0.7% | 2013 | 0.6% |
| 1968 | 3.2% | 1991 | 0.3% | 2014 | 0.7% |
| 1969 | 2.6% | 1992 | 0.6% | 2015 | 0.6% |
| 1970 | 2.4% | 1993 | 0.8% | 2016 | 0.6% |
| 1971 | 2.2% | 1994 | 0.7% | 2017 | 0.7% |
| 1972 | 2% | 1995 | 0.5% | 2018 | 0.7% |
| 1973 | 1.8% | 1996 | 0.6% | 2019 | 0.7% |
| 1974 | 2% | 1997 | 0.8% | 2020 | 0.7% |
| 1975 | 1.8% | 1998 | 0.8% | 2021 | 0.6% |
| 1976 | 1.9% | 1999 | 0.8% | 2022 | 0.7% |
| 1977 | 1.9% | 2000 | 1% | 2023 | 0.8% |
| 1978 | 2.2% | 2001 | 1.2% | 2024 | 0.8% |
| 1979 | 2.2% | 2002 | 1.1% | 2025 | 0.8% |
| 1980 | 1.6% | 2003 | 0.8% | | |
| 1981 | 1.7% | 2004 | 0.7% | | |