Show data table
| 1963 | 58.2M | 1983 | 78.9M | 2007 | 205M |
| 1964 | 49.8M | 1984 | 53.4M | 2008 | 160M |
| 1965 | 78.9M | 1985 | 40.4M | 2009 | 122M |
| 1966 | 78.4M | 1986 | 67.4M | 2010 | 184M |
| 1967 | 45.9M | 1987 | 28.3M | 2011 | 239M |
| 1968 | 50.5M | 1988 | 215M | 2012 | 332M |
| 1969 | 72.5M | 1989 | 67.5M | 2013 | 374M |
| 1970 | 102M | 1990 | 45.9M | 2014 | 341M |
| 1971 | 102M | 1991 | 43.9M | 2015 | 491M |
| 1972 | 94M | 1992 | 85.5M | 2016 | 396M |
| 1973 | 102M | 1993 | 469M | 2017 | 295M |
| 1974 | 189M | 1996 | 89.3M | 2018 | 295M |
| 1975 | 174M | 1997 | 83.8M | 2019 | 353M |
| 1976 | 121M | 1998 | 26.6M | 2020 | 362M |
| 1977 | 161M | 1999 | 149M | 2021 | 306M |
| 1978 | 215M | 2000 | 133M | 2022 | 371M |
| 1979 | 191M | 2003 | 78.7M | 2023 | 794M |
| 1980 | 152M | 2004 | 138M | 2024 | 899M |
| 1981 | 71.7M | 2005 | 165M | 2025 | 1.23B |
| 1982 | 147M | 2006 | 205M | | |
Show data table
| 1964 | 0% | 1996 | 1.5% | 2013 | 1.1% |
| 1966 | 0% | 1997 | 1.4% | 2014 | 0.9% |
| 1968 | 0% | 1998 | 0.4% | 2015 | 1.2% |
| 1969 | 0% | 1999 | 1.2% | 2016 | 1% |
| 1970 | 0% | 2000 | 0.2% | 2017 | 0.7% |
| 1971 | 0% | 2003 | 0.9% | 2018 | 0.6% |
| 1972 | 0% | 2004 | 1.3% | 2019 | 0.7% |
| 1973 | 0% | 2005 | 1.3% | 2020 | 0.7% |
| 1974 | 0% | 2006 | 1.3% | 2021 | 0.5% |
| 1975 | 0% | 2007 | 1.1% | 2022 | 0.6% |
| 1976 | 0% | 2008 | 0.7% | 2023 | 1.1% |
| 1977 | 0% | 2009 | 0.7% | 2024 | 1.2% |
| 1978 | 0% | 2010 | 0.8% | 2025 | 1.4% |
| 1979 | 0% | 2011 | 0.9% | | |
| 1993 | 5.2% | 2012 | 1.1% | | |