데이터 표
| 1988 | 37.7% | 2001 | 44% | 2014 | 47.9% |
| 1989 | 38.5% | 2002 | 43.6% | 2015 | 47.8% |
| 1990 | 43% | 2003 | 43.7% | 2016 | 46.6% |
| 1991 | 44.2% | 2004 | 43.2% | 2017 | 46.3% |
| 1992 | 46.7% | 2005 | 43% | 2018 | 46.1% |
| 1993 | 48% | 2006 | 44% | 2019 | 47% |
| 1994 | 46.2% | 2007 | 45.3% | 2020 | 47.4% |
| 1995 | 44.2% | 2008 | 45.2% | 2021 | 47.2% |
| 1996 | 44.7% | 2009 | 46% | 2022 | 46.8% |
| 1997 | 46.3% | 2010 | 45.6% | 2023 | 46.5% |
| 1998 | 45% | 2011 | 45.5% | 2024 | 47% |
| 1999 | 45.3% | 2012 | 47.5% | 2025 | 47.9% |
| 2000 | 43.9% | 2013 | 48% | 2026 | 47.8% |
데이터 표
| 1988 | 2,269억 | 2001 | 5,752억 | 2014 | 7,835억 |
| 1989 | 2,543억 | 2002 | 5,912억 | 2015 | 7,948억 |
| 1990 | 3,094억 | 2003 | 6,121억 | 2016 | 7,940억 |
| 1991 | 3,475억 | 2004 | 6,297억 | 2017 | 8,072억 |
| 1992 | 3,860억 | 2005 | 6,439억 | 2018 | 8,201억 |
| 1993 | 4,088억 | 2006 | 6,856억 | 2019 | 8,474억 |
| 1994 | 4,163억 | 2007 | 7,342억 | 2020 | 7,917억 |
| 1995 | 4,383억 | 2008 | 7,424억 | 2021 | 8,690억 |
| 1996 | 4,688억 | 2009 | 7,286억 | 2022 | 9,358억 |
| 1997 | 5,075억 | 2010 | 7,384억 | 2023 | 9,962억 |
| 1998 | 5,138억 | 2011 | 7,541억 | 2024 | 1.04조 |
| 1999 | 5,335억 | 2012 | 7,756억 | 2025 | 1.08조 |
| 2000 | 5,470억 | 2013 | 7,786억 | 2026 | 1.11조 |
데이터 표
| 1988 | 48.3% | 2001 | 47.1% | 2014 | 50.7% |
| 1989 | 49.4% | 2002 | 46.5% | 2015 | 50.2% |
| 1990 | 54.2% | 2003 | 47% | 2016 | 49% |
| 1991 | 55.3% | 2004 | 46.7% | 2017 | 48.8% |
| 1992 | 56.8% | 2005 | 47.1% | 2018 | 48.3% |
| 1993 | 57.8% | 2006 | 47.6% | 2019 | 48.4% |
| 1994 | 55.1% | 2007 | 46.6% | 2020 | 56.8% |
| 1995 | 51.4% | 2008 | 47.8% | 2021 | 56% |
| 1996 | 51.3% | 2009 | 51.1% | 2022 | 54.9% |
| 1997 | 49.3% | 2010 | 49.8% | 2023 | 53.6% |
| 1998 | 48% | 2011 | 49% | 2024 | 50.4% |
| 1999 | 47.1% | 2012 | 50.5% | 2025 | 51.1% |
| 2000 | 46.4% | 2013 | 50.9% | 2026 | 50.6% |
데이터 표
| 1988 | 2,905억 | 2001 | 6,168억 | 2014 | 8,296억 |
| 1989 | 3,267억 | 2002 | 6,302억 | 2015 | 8,357억 |
| 1990 | 3,895억 | 2003 | 6,573억 | 2016 | 8,350억 |
| 1991 | 4,346억 | 2004 | 6,801억 | 2017 | 8,510억 |
| 1992 | 4,694억 | 2005 | 7,054억 | 2018 | 8,590억 |
| 1993 | 4,919억 | 2006 | 7,419억 | 2019 | 8,736억 |
| 1994 | 4,959억 | 2007 | 7,557억 | 2020 | 9,483억 |
| 1995 | 5,096억 | 2008 | 7,849억 | 2021 | 1.03조 |
| 1996 | 5,380억 | 2009 | 8,087억 | 2022 | 1.1조 |
| 1997 | 5,402억 | 2010 | 8,057억 | 2023 | 1.15조 |
| 1998 | 5,479억 | 2011 | 8,125억 | 2024 | 1.11조 |
| 1999 | 5,544억 | 2012 | 8,243억 | 2025 | 1.15조 |
| 2000 | 5,772억 | 2013 | 8,252억 | 2026 | 1.18조 |