데이터 표
| 1980 | 15% | 1996 | 19.3% | 2012 | 17% |
| 1981 | 13.4% | 1997 | 21.1% | 2013 | 15.9% |
| 1982 | 14.7% | 1998 | 22.2% | 2014 | 16.9% |
| 1983 | 13.3% | 1999 | 21.9% | 2015 | 17.5% |
| 1984 | 12.6% | 2000 | 19.1% | 2016 | 17.3% |
| 1985 | 12.2% | 2001 | 19.1% | 2017 | 17.6% |
| 1986 | 12.3% | 2002 | 15.7% | 2018 | 17.5% |
| 1987 | 12.8% | 2003 | 14.5% | 2019 | 17.7% |
| 1988 | 12.8% | 2004 | 15.3% | 2020 | 16.9% |
| 1989 | 17.3% | 2005 | 14.8% | 2021 | 17.1% |
| 1990 | 18.1% | 2006 | 15% | 2022 | 17.6% |
| 1991 | 14.8% | 2007 | 14.4% | 2023 | 17.7% |
| 1992 | 16.1% | 2008 | 14.1% | 2024 | 18.8% |
| 1993 | 17.2% | 2009 | 14.8% | 2025 | 17.9% |
| 1994 | 19.1% | 2010 | 14.9% | 2026 | 17.9% |
| 1995 | 18.5% | 2011 | 16% | | |
데이터 표
| 1980 | 775억 | 1996 | 3.9조 | 2012 | 25.03조 |
| 1981 | 884억 | 1997 | 4.57조 | 2013 | 26.48조 |
| 1982 | 1,011억 | 1998 | 5.61조 | 2014 | 30.38조 |
| 1983 | 1,018억 | 1999 | 6.03조 | 2015 | 33.06조 |
| 1984 | 1,248억 | 2000 | 5.89조 | 2016 | 35.46조 |
| 1985 | 1,580억 | 2001 | 6.67조 | 2017 | 38.61조 |
| 1986 | 2,105억 | 2002 | 6.48조 | 2018 | 40.29조 |
| 1987 | 2,975억 | 2003 | 7.18조 | 2019 | 41.84조 |
| 1988 | 3,919억 | 2004 | 8.83조 | 2020 | 40.58조 |
| 1989 | 7,398억 | 2005 | 9.81조 | 2021 | 46.16조 |
| 1990 | 1.09조 | 2006 | 11.35조 | 2022 | 51.33조 |
| 1991 | 1.37조 | 2007 | 12.9조 | 2023 | 55.52조 |
| 1992 | 1.73조 | 2008 | 15.16조 | 2024 | 63.45조 |
| 1993 | 2.17조 | 2009 | 16.49조 | 2025 | 66.74조 |
| 1994 | 2.86조 | 2010 | 19.2조 | 2026 | 71.85조 |
| 1995 | 3.29조 | 2011 | 22.63조 | | |
데이터 표
| 1980 | 11.6% | 1996 | 16.9% | 2012 | 17.6% |
| 1981 | 13.3% | 1997 | 18.1% | 2013 | 17.1% |
| 1982 | 13.2% | 1998 | 18% | 2014 | 17.1% |
| 1983 | 13% | 1999 | 19.2% | 2015 | 18% |
| 1984 | 13% | 2000 | 19.6% | 2016 | 17.7% |
| 1985 | 11.4% | 2001 | 19% | 2017 | 18.1% |
| 1986 | 9.3% | 2002 | 17.6% | 2018 | 18.5% |
| 1987 | 10.2% | 2003 | 14.6% | 2019 | 20.1% |
| 1988 | 9.8% | 2004 | 14% | 2020 | 22.6% |
| 1989 | 11.8% | 2005 | 14% | 2021 | 20.5% |
| 1990 | 10.5% | 2006 | 14.1% | 2022 | 20.2% |
| 1991 | 11.4% | 2007 | 13.1% | 2023 | 21.5% |
| 1992 | 13% | 2008 | 11.8% | 2024 | 20.9% |
| 1993 | 12.9% | 2009 | 14.3% | 2025 | 19.6% |
| 1994 | 14.5% | 2010 | 13.3% | 2026 | 19.3% |
| 1995 | 15.7% | 2011 | 14.7% | | |
데이터 표
| 1980 | 600억 | 1996 | 3.41조 | 2012 | 25.89조 |
| 1981 | 874억 | 1997 | 3.92조 | 2013 | 28.41조 |
| 1982 | 907억 | 1998 | 4.53조 | 2014 | 30.87조 |
| 1983 | 998억 | 1999 | 5.29조 | 2015 | 33.88조 |
| 1984 | 1,289억 | 2000 | 6.06조 | 2016 | 36.22조 |
| 1985 | 1,471억 | 2001 | 6.64조 | 2017 | 39.57조 |
| 1986 | 1,580억 | 2002 | 7.26조 | 2018 | 42.63조 |
| 1987 | 2,354억 | 2003 | 7.21조 | 2019 | 47.62조 |
| 1988 | 2,995억 | 2004 | 8.06조 | 2020 | 54.3조 |
| 1989 | 5,056억 | 2005 | 9.32조 | 2021 | 55.34조 |
| 1990 | 6,355억 | 2006 | 10.66조 | 2022 | 59.06조 |
| 1991 | 1.05조 | 2007 | 11.76조 | 2023 | 67.49조 |
| 1992 | 1.39조 | 2008 | 12.7조 | 2024 | 70.56조 |
| 1993 | 1.64조 | 2009 | 15.83조 | 2025 | 73.03조 |
| 1994 | 2.17조 | 2010 | 17.21조 | 2026 | 77.16조 |
| 1995 | 2.8조 | 2011 | 20.81조 | | |