데이터 표
| 1949 | 141억 | 1975 | 921억 | 2001 | 3,318억 |
| 1950 | 149억 | 1976 | 947억 | 2002 | 3,785억 |
| 1951 | 345억 | 1977 | 1,047억 | 2003 | 4,405억 |
| 1952 | 497억 | 1978 | 1,134억 | 2004 | 4,930억 |
| 1953 | 515억 | 1979 | 1,269억 | 2005 | 5,332억 |
| 1954 | 446억 | 1980 | 1,437억 | 2006 | 5,583억 |
| 1955 | 421억 | 1981 | 1,766억 | 2007 | 5,896억 |
| 1956 | 433억 | 1982 | 2,217억 | 2008 | 6,568억 |
| 1957 | 461억 | 1983 | 2,234억 | 2009 | 7,059억 |
| 1958 | 471억 | 1984 | 2,451억 | 2010 | 7,380억 |
| 1959 | 478억 | 1985 | 2,722억 | 2011 | 7,523억 |
| 1960 | 473억 | 1986 | 2,955억 | 2012 | 7,252억 |
| 1961 | 499억 | 1987 | 3,041억 | 2013 | 6,792억 |
| 1962 | 547억 | 1988 | 3,097억 | 2014 | 6,478억 |
| 1963 | 546억 | 1989 | 3,219억 | 2015 | 6,338억 |
| 1964 | 534억 | 1990 | 3,251억 | 2016 | 6,399억 |
| 1965 | 546억 | 1991 | 2,994억 | 2017 | 6,468억 |
| 1966 | 664억 | 1992 | 3,250억 | 2018 | 6,825억 |
| 1967 | 784억 | 1993 | 3,167억 | 2019 | 7,343억 |
| 1968 | 843억 | 1994 | 3,081억 | 2020 | 7,784억 |
| 1969 | 850억 | 1995 | 2,959억 | 2021 | 8,062억 |
| 1970 | 834억 | 1996 | 2,880억 | 2022 | 8,607억 |
| 1971 | 782억 | 1997 | 2,932억 | 2023 | 9,160억 |
| 1972 | 807억 | 1998 | 2,910억 | 2024 | 1조 |
| 1973 | 815억 | 1999 | 2,981억 | 2025 | 9,544억 |
| 1974 | 893억 | 2000 | 3,201억 | | |
데이터 표
| 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% | | |