Show data table
| 1951 | 140M | 1976 | 3.65B | 2001 | 8.38B |
| 1952 | 172M | 1977 | 3.18B | 2002 | 7.92B |
| 1953 | 75.6M | 1978 | 3.12B | 2003 | 8.13B |
| 1954 | 57.6M | 1979 | 3.39B | 2004 | 8.57B |
| 1955 | 84.7M | 1980 | 4.12B | 2005 | 8.81B |
| 1956 | 174M | 1981 | 4.7B | 2006 | 9.23B |
| 1957 | 164M | 1982 | 4.52B | 2007 | 11.2B |
| 1958 | 159M | 1983 | 4.27B | 2008 | 13.6B |
| 1959 | 171M | 1984 | 4.21B | 2009 | 12.6B |
| 1960 | 190M | 1985 | 4B | 2010 | 13.7B |
| 1961 | 242M | 1986 | 4.39B | 2011 | 14.5B |
| 1962 | 211M | 1987 | 6B | 2012 | 14B |
| 1963 | 259M | 1988 | 7B | 2013 | 15.7B |
| 1964 | 279M | 1989 | 5.55B | 2014 | 17.2B |
| 1965 | 314M | 1990 | 6.53B | 2015 | 16B |
| 1966 | 376M | 1991 | 9.34B | 2016 | 16.6B |
| 1967 | 606M | 1992 | 7.31B | 2017 | 18.7B |
| 1968 | 690M | 1993 | 7.75B | 2018 | 19.3B |
| 1969 | 872M | 1994 | 7.77B | 2019 | 19.8B |
| 1970 | 1.26B | 1995 | 7.83B | 2020 | 21B |
| 1971 | 1.27B | 1996 | 8.38B | 2021 | 23.6B |
| 1972 | 1.46B | 1997 | 8.46B | 2022 | 22.8B |
| 1973 | 2.57B | 1998 | 7.98B | 2023 | 27.1B |
| 1974 | 3.48B | 1999 | 7.54B | 2024 | 45.9B |
| 1975 | 3.76B | 2000 | 8.21B | 2025 | 48.3B |
Show data table
| 1960 | 7.5% | 1982 | 18.4% | 2004 | 6.1% |
| 1961 | 7.9% | 1983 | 15.5% | 2005 | 6% |
| 1962 | 9.2% | 1984 | 16.2% | 2006 | 5.8% |
| 1963 | 9.8% | 1985 | 16.6% | 2007 | 6.1% |
| 1964 | 9% | 1986 | 14.8% | 2008 | 6.2% |
| 1965 | 8.6% | 1987 | 16.9% | 2009 | 5.9% |
| 1966 | 9.4% | 1988 | 15.9% | 2010 | 5.7% |
| 1967 | 15.4% | 1989 | 12.4% | 2011 | 5.4% |
| 1968 | 17.4% | 1990 | 12.4% | 2012 | 5.3% |
| 1969 | 19.1% | 1991 | 15.6% | 2013 | 5.3% |
| 1970 | 23.4% | 1992 | 10.9% | 2014 | 5.5% |
| 1971 | 22.8% | 1993 | 11.5% | 2015 | 5.3% |
| 1972 | 20.4% | 1994 | 10.1% | 2016 | 5.2% |
| 1973 | 27.9% | 1995 | 7.4% | 2017 | 5.3% |
| 1974 | 27.7% | 1996 | 7.3% | 2018 | 5.1% |
| 1975 | 30.5% | 1997 | 7.1% | 2019 | 5% |
| 1976 | 29.2% | 1998 | 6.6% | 2020 | 5.1% |
| 1977 | 23.1% | 1999 | 6.2% | 2021 | 4.8% |
| 1978 | 22.9% | 2000 | 6% | 2022 | 4.3% |
| 1979 | 19.4% | 2001 | 6.2% | 2023 | 5.3% |
| 1980 | 18.9% | 2002 | 6.3% | 2024 | 8.5% |
| 1981 | 20.3% | 2003 | 6.2% | 2025 | 7.8% |