Show data table
| 1960 | 1.6M | 1984 | 55.1M | 2006 | 53.9M |
| 1961 | 8.48M | 1985 | 50.9M | 2007 | 81.9M |
| 1962 | 9.18M | 1986 | 50.6M | 2008 | 103M |
| 1963 | 8.96M | 1987 | 36.7M | 2009 | 71M |
| 1964 | 9.46M | 1988 | 32.9M | 2010 | 56.9M |
| 1965 | 10.7M | 1989 | 30.2M | 2011 | 72M |
| 1966 | 11.3M | 1990 | 37.9M | 2012 | 68.6M |
| 1967 | 12.1M | 1991 | 34.7M | 2013 | 71.9M |
| 1968 | 13M | 1992 | 23.1M | 2014 | 69.7M |
| 1969 | 13M | 1993 | 37.8M | 2015 | 58.9M |
| 1970 | 12.1M | 1994 | 27.6M | 2016 | 59.4M |
| 1971 | 12.8M | 1995 | 27.2M | 2017 | 66.7M |
| 1972 | 16.1M | 1996 | 49.4M | 2018 | 73.2M |
| 1973 | 20.3M | 1997 | 52.5M | 2019 | 76.9M |
| 1974 | 25.9M | 1998 | 50.4M | 2020 | 87.9M |
| 1975 | 30.2M | 1999 | 45M | 2021 | 98.8M |
| 1976 | 33M | 2000 | 47.2M | 2022 | 98.9M |
| 1977 | 44M | 2001 | 65M | 2023 | 102M |
| 1978 | 52.2M | 2002 | 57.7M | 2024 | 122M |
| 1979 | 81.9M | 2003 | 72.5M | 2025 | 120M |
| 1980 | 90.4M | 2004 | 54.5M | | |
| 1981 | 86.5M | 2005 | 54M | | |
Show data table
| 1961 | 1.5% | 1984 | 1.9% | 2005 | 1.1% |
| 1962 | 1.5% | 1985 | 1.8% | 2006 | 1% |
| 1963 | 1.5% | 1986 | 1.6% | 2007 | 1% |
| 1964 | 1.5% | 1987 | 1.4% | 2008 | 1% |
| 1965 | 1.6% | 1988 | 1.3% | 2009 | 0.7% |
| 1966 | 1.5% | 1989 | 1.2% | 2010 | 0.6% |
| 1967 | 1.6% | 1990 | 1.2% | 2011 | 0.6% |
| 1968 | 1.5% | 1991 | 1.3% | 2012 | 0.6% |
| 1969 | 1.5% | 1992 | 0.8% | 2013 | 0.6% |
| 1970 | 1.4% | 1993 | 1.1% | 2014 | 0.6% |
| 1971 | 1.3% | 1994 | 0.9% | 2015 | 0.5% |
| 1972 | 1.5% | 1995 | 0.9% | 2016 | 0.5% |
| 1973 | 1.5% | 1996 | 1.2% | 2017 | 0.5% |
| 1974 | 1.7% | 1997 | 1.5% | 2018 | 0.5% |
| 1975 | 1.6% | 1998 | 1.3% | 2019 | 0.5% |
| 1976 | 1.9% | 1999 | 1.2% | 2020 | 0.7% |
| 1977 | 2.3% | 2000 | 1.2% | 2021 | 0.7% |
| 1978 | 2.4% | 2001 | 1.4% | 2022 | 0.7% |
| 1979 | 2.9% | 2002 | 1.3% | 2023 | 0.6% |
| 1980 | 2.8% | 2003 | 1.3% | 2024 | 0.7% |
| 1981 | 3% | 2004 | 1.2% | 2025 | 0.6% |