Show data table
| 1949 | 14.1B | 1975 | 92.1B | 2001 | 332B |
| 1950 | 14.9B | 1976 | 94.7B | 2002 | 378B |
| 1951 | 34.5B | 1977 | 105B | 2003 | 441B |
| 1952 | 49.7B | 1978 | 113B | 2004 | 493B |
| 1953 | 51.5B | 1979 | 127B | 2005 | 533B |
| 1954 | 44.6B | 1980 | 144B | 2006 | 558B |
| 1955 | 42.1B | 1981 | 177B | 2007 | 590B |
| 1956 | 43.3B | 1982 | 222B | 2008 | 657B |
| 1957 | 46.1B | 1983 | 223B | 2009 | 706B |
| 1958 | 47.1B | 1984 | 245B | 2010 | 738B |
| 1959 | 47.8B | 1985 | 272B | 2011 | 752B |
| 1960 | 47.3B | 1986 | 296B | 2012 | 725B |
| 1961 | 49.9B | 1987 | 304B | 2013 | 679B |
| 1962 | 54.7B | 1988 | 310B | 2014 | 648B |
| 1963 | 54.6B | 1989 | 322B | 2015 | 634B |
| 1964 | 53.4B | 1990 | 325B | 2016 | 640B |
| 1965 | 54.6B | 1991 | 299B | 2017 | 647B |
| 1966 | 66.4B | 1992 | 325B | 2018 | 682B |
| 1967 | 78.4B | 1993 | 317B | 2019 | 734B |
| 1968 | 84.3B | 1994 | 308B | 2020 | 778B |
| 1969 | 85B | 1995 | 296B | 2021 | 806B |
| 1970 | 83.4B | 1996 | 288B | 2022 | 861B |
| 1971 | 78.2B | 1997 | 293B | 2023 | 916B |
| 1972 | 80.7B | 1998 | 291B | 2024 | 1T |
| 1973 | 81.5B | 1999 | 298B | 2025 | 954B |
| 1974 | 89.3B | 2000 | 320B | | |
Show data table
| 1949 | 5.3% | 1975 | 5.6% | 2001 | 3.1% |
| 1950 | 5.1% | 1976 | 5.2% | 2002 | 3.4% |
| 1951 | 10.2% | 1977 | 5.2% | 2003 | 3.8% |
| 1952 | 13.9% | 1978 | 4.9% | 2004 | 4% |
| 1953 | 13.6% | 1979 | 5% | 2005 | 4.1% |
| 1954 | 11.7% | 1980 | 5.2% | 2006 | 4% |
| 1955 | 10.2% | 1981 | 5.6% | 2007 | 4.1% |
| 1956 | 9.9% | 1982 | 6.8% | 2008 | 4.4% |
| 1957 | 10% | 1983 | 6.3% | 2009 | 4.9% |
| 1958 | 10.1% | 1984 | 6.2% | 2010 | 4.9% |
| 1959 | 9.4% | 1985 | 6.5% | 2011 | 4.8% |
| 1960 | 9% | 1986 | 6.6% | 2012 | 4.5% |
| 1961 | 9.2% | 1987 | 6.4% | 2013 | 4% |
| 1962 | 9.3% | 1988 | 6.1% | 2014 | 3.7% |
| 1963 | 8.8% | 1989 | 5.9% | 2015 | 3.5% |
| 1964 | 8.1% | 1990 | 5.6% | 2016 | 3.4% |
| 1965 | 7.6% | 1991 | 4.9% | 2017 | 3.3% |
| 1966 | 8.4% | 1992 | 5% | 2018 | 3.3% |
| 1967 | 9.4% | 1993 | 4.6% | 2019 | 3.4% |
| 1968 | 9.3% | 1994 | 4.2% | 2020 | 3.6% |
| 1969 | 8.6% | 1995 | 3.9% | 2021 | 3.4% |
| 1970 | 8% | 1996 | 3.6% | 2022 | 3.3% |
| 1971 | 6.9% | 1997 | 3.4% | 2023 | 3.3% |
| 1972 | 6.5% | 1998 | 3.2% | 2024 | 3.4% |
| 1973 | 5.9% | 1999 | 3.1% | 2025 | 3.1% |
| 1974 | 6% | 2000 | 3.1% | | |