Show data table
| 1956 | 90.4M | 1980 | 677M | 2004 | 1.19B |
| 1957 | 89M | 1981 | 660M | 2005 | 1.29B |
| 1958 | 91.8M | 1982 | 609M | 2006 | 1.36B |
| 1959 | 97.9M | 1983 | 568M | 2007 | 1.59B |
| 1960 | 101M | 1984 | 530M | 2008 | 1.53B |
| 1961 | 96.7M | 1985 | 529M | 2009 | 1.46B |
| 1962 | 96.3M | 1986 | 691M | 2010 | 1.76B |
| 1963 | 100M | 1987 | 926M | 2011 | 1.94B |
| 1964 | 123M | 1988 | 962M | 2012 | 1.95B |
| 1965 | 127M | 1989 | 960M | 2013 | 1.95B |
| 1966 | 148M | 1990 | 1.06B | 2014 | 1.99B |
| 1967 | 150M | 1991 | 989M | 2015 | 1.73B |
| 1968 | 136M | 1992 | 870M | 2016 | 1.92B |
| 1969 | 148M | 1993 | 867M | 2017 | 2.15B |
| 1970 | 172M | 1994 | 980M | 2018 | 2.3B |
| 1971 | 181M | 1995 | 1.15B | 2019 | 2.73B |
| 1972 | 206M | 1996 | 1.24B | 2020 | 2.81B |
| 1973 | 246M | 1997 | 1.18B | 2021 | 2.91B |
| 1974 | 291M | 1998 | 969M | 2022 | 2.83B |
| 1975 | 292M | 1999 | 970M | 2023 | 3.03B |
| 1976 | 272M | 2000 | 858M | 2024 | 3B |
| 1977 | 307M | 2001 | 797M | 2025 | 2.86B |
| 1978 | 389M | 2002 | 866M | | |
| 1979 | 437M | 2003 | 1.09B | | |
Show data table
| 1956 | 3.1% | 1980 | 3% | 2004 | 1.2% |
| 1957 | 2.9% | 1981 | 2.7% | 2005 | 1.1% |
| 1958 | 2.8% | 1982 | 2.6% | 2006 | 1.2% |
| 1959 | 2.8% | 1983 | 2.4% | 2007 | 1.2% |
| 1960 | 2.7% | 1984 | 2.4% | 2008 | 1.2% |
| 1961 | 2.5% | 1985 | 2.4% | 2009 | 1.2% |
| 1962 | 2.3% | 1986 | 2.4% | 2010 | 1.2% |
| 1963 | 2.2% | 1987 | 2.4% | 2011 | 1.2% |
| 1964 | 2.5% | 1988 | 2.1% | 2012 | 1.1% |
| 1965 | 2.4% | 1989 | 2.2% | 2013 | 1% |
| 1966 | 2.6% | 1990 | 2.3% | 2014 | 1% |
| 1967 | 2.6% | 1991 | 2.3% | 2015 | 1% |
| 1968 | 2.7% | 1992 | 2.1% | 2016 | 1% |
| 1969 | 2.6% | 1993 | 1.9% | 2017 | 1.1% |
| 1970 | 2.6% | 1994 | 1.9% | 2018 | 1.1% |
| 1971 | 2.3% | 1995 | 1.8% | 2019 | 1.3% |
| 1972 | 2.2% | 1996 | 1.8% | 2020 | 1.3% |
| 1973 | 2% | 1997 | 1.7% | 2021 | 1.2% |
| 1974 | 2.1% | 1998 | 1.7% | 2022 | 1.2% |
| 1975 | 2.1% | 1999 | 1.6% | 2023 | 1.2% |
| 1976 | 1.9% | 2000 | 1.6% | 2024 | 1.2% |
| 1977 | 2.1% | 2001 | 1.5% | 2025 | 1.1% |
| 1978 | 2.2% | 2002 | 1.4% | | |
| 1979 | 2.2% | 2003 | 1.3% | | |