데이터 표
| 1988 | 44.5% | 2001 | 51.1% | 2014 | 50.5% |
| 1989 | 43.5% | 2002 | 50.2% | 2015 | 50.7% |
| 1990 | 44.2% | 2003 | 49.9% | 2016 | 49.2% |
| 1991 | 44.9% | 2004 | 49.4% | 2017 | 49% |
| 1992 | 47.1% | 2005 | 49.1% | 2018 | 49.4% |
| 1993 | 49.7% | 2006 | 48.3% | 2019 | 49.6% |
| 1994 | 49.3% | 2007 | 48.2% | 2020 | 49.1% |
| 1995 | 50% | 2008 | 48.8% | 2021 | 50.3% |
| 1996 | 51.6% | 2009 | 49.2% | 2022 | 49.6% |
| 1997 | 50.2% | 2010 | 48.9% | 2023 | 49.6% |
| 1998 | 51.7% | 2011 | 48.9% | 2024 | 50.5% |
| 1999 | 47.9% | 2012 | 49.6% | 2025 | 50.7% |
| 2000 | 48.9% | 2013 | 50.4% | 2026 | 51% |
데이터 표
| 1988 | 529억 | 2001 | 1,121억 | 2014 | 1,666억 |
| 1989 | 554억 | 2002 | 1,130억 | 2015 | 1,736억 |
| 1990 | 605억 | 2003 | 1,151억 | 2016 | 1,749억 |
| 1991 | 658억 | 2004 | 1,188억 | 2017 | 1,801억 |
| 1992 | 730억 | 2005 | 1,239억 | 2018 | 1,893억 |
| 1993 | 796억 | 2006 | 1,285억 | 2019 | 1,963억 |
| 1994 | 828억 | 2007 | 1,359억 | 2020 | 1,868억 |
| 1995 | 877억 | 2008 | 1,425억 | 2021 | 2,045억 |
| 1996 | 936억 | 2009 | 1,409억 | 2022 | 2,227억 |
| 1997 | 942억 | 2010 | 1,438억 | 2023 | 2,371억 |
| 1998 | 1,009억 | 2011 | 1,506억 | 2024 | 2,496억 |
| 1999 | 972억 | 2012 | 1,570억 | 2025 | 2,602억 |
| 2000 | 1,038억 | 2013 | 1,620억 | 2026 | 2,697억 |
데이터 표
| 1988 | 47.8% | 2001 | 51.8% | 2014 | 52.4% |
| 1989 | 46.5% | 2002 | 51.6% | 2015 | 51.2% |
| 1990 | 46.8% | 2003 | 51.8% | 2016 | 50.6% |
| 1991 | 47.9% | 2004 | 54.3% | 2017 | 49.8% |
| 1992 | 49.3% | 2005 | 51.7% | 2018 | 49.2% |
| 1993 | 54.3% | 2006 | 50.9% | 2019 | 49.1% |
| 1994 | 54.3% | 2007 | 49.7% | 2020 | 57.3% |
| 1995 | 56.1% | 2008 | 50.4% | 2021 | 56% |
| 1996 | 55.9% | 2009 | 54.6% | 2022 | 53% |
| 1997 | 52.5% | 2010 | 53.4% | 2023 | 52.2% |
| 1998 | 54.4% | 2011 | 51.3% | 2024 | 55.2% |
| 1999 | 50.5% | 2012 | 51.8% | 2025 | 55.2% |
| 2000 | 50.9% | 2013 | 52.4% | 2026 | 55.2% |
데이터 표
| 1988 | 569억 | 2001 | 1,137억 | 2014 | 1,730억 |
| 1989 | 592억 | 2002 | 1,162억 | 2015 | 1,752억 |
| 1990 | 640억 | 2003 | 1,193억 | 2016 | 1,801억 |
| 1991 | 702억 | 2004 | 1,307억 | 2017 | 1,830억 |
| 1992 | 763억 | 2005 | 1,304억 | 2018 | 1,885억 |
| 1993 | 869억 | 2006 | 1,354억 | 2019 | 1,942억 |
| 1994 | 913억 | 2007 | 1,403억 | 2020 | 2,180억 |
| 1995 | 986억 | 2008 | 1,471억 | 2021 | 2,276억 |
| 1996 | 1,015억 | 2009 | 1,563억 | 2022 | 2,380억 |
| 1997 | 987억 | 2010 | 1,569억 | 2023 | 2,495억 |
| 1998 | 1,061억 | 2011 | 1,582억 | 2024 | 2,727억 |
| 1999 | 1,025억 | 2012 | 1,638억 | 2025 | 2,834억 |
| 2000 | 1,082억 | 2013 | 1,684억 | 2026 | 2,918억 |