Show data table
| 1957 | 15.1M | 1980 | 359M | 2003 | 279M |
| 1958 | 16.2M | 1981 | 367M | 2004 | 311M |
| 1959 | 15.2M | 1982 | 387M | 2005 | 342M |
| 1960 | 15.3M | 1983 | 408M | 2006 | 346M |
| 1961 | 18.6M | 1984 | 423M | 2007 | 363M |
| 1962 | 20.2M | 1985 | 429M | 2008 | 391M |
| 1963 | 27.3M | 1986 | 439M | 2009 | 340M |
| 1964 | 36.1M | 1987 | 477M | 2010 | 291M |
| 1965 | 42.9M | 1988 | 615M | 2011 | 322M |
| 1966 | 43.4M | 1989 | 782M | 2012 | 367M |
| 1967 | 37M | 1990 | 785M | 2013 | 376M |
| 1968 | 34.7M | 1991 | 529M | 2014 | 395M |
| 1969 | 34.4M | 1992 | 255M | 2015 | 425M |
| 1970 | 34.5M | 1993 | 164M | 2016 | 493M |
| 1971 | 36.1M | 1994 | 149M | 2017 | 519M |
| 1972 | 41M | 1995 | 122M | 2018 | 507M |
| 1973 | 48.4M | 1996 | 126M | 2019 | 516M |
| 1974 | 74.8M | 1997 | 225M | 2020 | 451M |
| 1975 | 125M | 1998 | 459M | 2021 | 440M |
| 1976 | 128M | 1999 | 704M | 2022 | 1.02B |
| 1977 | 135M | 2000 | 618M | 2023 | 1.23B |
| 1978 | 178M | 2001 | 350M | 2024 | 700M |
| 1979 | 276M | 2002 | 289M | 2025 | 528M |
Show data table
| 1961 | 1.9% | 1983 | 7.2% | 2005 | 2.8% |
| 1962 | 1.9% | 1984 | 8% | 2006 | 2.3% |
| 1963 | 2.4% | 1985 | 6.8% | 2007 | 1.9% |
| 1964 | 2.9% | 1986 | 6.7% | 2008 | 1.5% |
| 1965 | 3.2% | 1987 | 6.9% | 2009 | 1.2% |
| 1966 | 3.1% | 1988 | 8.5% | 2010 | 1.1% |
| 1967 | 2.5% | 1989 | 10.3% | 2011 | 1.1% |
| 1968 | 2.2% | 1990 | 9.7% | 2012 | 0.9% |
| 1969 | 2% | 1991 | 5.7% | 2013 | 0.8% |
| 1970 | 1.9% | 1992 | 3.4% | 2014 | 0.7% |
| 1971 | 1.9% | 1993 | 3.1% | 2015 | 0.7% |
| 1972 | 1.9% | 1994 | 2.9% | 2016 | 0.7% |
| 1973 | 1.9% | 1995 | 2.2% | 2017 | 0.7% |
| 1974 | 2.8% | 1996 | 2.1% | 2018 | 0.6% |
| 1975 | 4.5% | 1997 | 3.3% | 2019 | 0.6% |
| 1976 | 4.1% | 1998 | 7.3% | 2020 | 0.5% |
| 1977 | 4% | 1999 | 9.5% | 2021 | 0.4% |
| 1978 | 4.8% | 2000 | 7.7% | 2022 | 0.9% |
| 1979 | 6.9% | 2001 | 4.4% | 2023 | 0.8% |
| 1980 | 8.7% | 2002 | 3.8% | 2024 | 0.5% |
| 1981 | 7.5% | 2003 | 3.3% | 2025 | 0.5% |
| 1982 | 7.5% | 2004 | 3.1% | | |