데이터 표
| 1995 | 40.5% | 2006 | 39.3% | 2017 | 39.9% |
| 1996 | 38.5% | 2007 | 39.8% | 2018 | 41% |
| 1997 | 38.2% | 2008 | 38.9% | 2019 | 40.7% |
| 1998 | 37.5% | 2009 | 39% | 2020 | 40.6% |
| 1999 | 37.8% | 2010 | 39.1% | 2021 | 40.1% |
| 2000 | 37% | 2011 | 40.1% | 2022 | 39.9% |
| 2001 | 37.3% | 2012 | 40.5% | 2023 | 40% |
| 2002 | 38.1% | 2013 | 41.1% | 2024 | 40.8% |
| 2003 | 42.1% | 2014 | 40.2% | 2025 | 41.4% |
| 2004 | 39.8% | 2015 | 41% | 2026 | 41.1% |
| 2005 | 39.3% | 2016 | 40.1% | | |
데이터 표
| 1995 | 6,519억 | 2006 | 1.39조 | 2017 | 2.07조 |
| 1996 | 7,077억 | 2007 | 1.53조 | 2018 | 2.24조 |
| 1997 | 7,573억 | 2008 | 1.57조 | 2019 | 2.39조 |
| 1998 | 8,132억 | 2009 | 1.54조 | 2020 | 2.37조 |
| 1999 | 8,571억 | 2010 | 1.57조 | 2021 | 2.53조 |
| 2000 | 8,890억 | 2011 | 1.64조 | 2022 | 2.81조 |
| 2001 | 9,678억 | 2012 | 1.67조 | 2023 | 3.06조 |
| 2002 | 1.03조 | 2013 | 1.71조 | 2024 | 3.29조 |
| 2003 | 1.19조 | 2014 | 1.76조 | 2025 | 3.53조 |
| 2004 | 1.23조 | 2015 | 1.91조 | 2026 | 3.65조 |
| 2005 | 1.29조 | 2016 | 1.94조 | | |
데이터 표
| 1995 | 52.8% | 2006 | 41.5% | 2017 | 38.5% |
| 1996 | 41.4% | 2007 | 40.5% | 2018 | 40.1% |
| 1997 | 41.3% | 2008 | 40.9% | 2019 | 40.4% |
| 1998 | 41.6% | 2009 | 44.5% | 2020 | 46.3% |
| 1999 | 40.9% | 2010 | 43.2% | 2021 | 45% |
| 2000 | 40.6% | 2011 | 42.8% | 2022 | 43% |
| 2001 | 43.1% | 2012 | 44.4% | 2023 | 43.7% |
| 2002 | 44.4% | 2013 | 42.4% | 2024 | 42.9% |
| 2003 | 49% | 2014 | 42.3% | 2025 | 43.5% |
| 2004 | 42.2% | 2015 | 41.7% | 2026 | 43.3% |
| 2005 | 42.3% | 2016 | 39.4% | | |
데이터 표
| 1995 | 8,492억 | 2006 | 1.46조 | 2017 | 1.99조 |
| 1996 | 7,625억 | 2007 | 1.56조 | 2018 | 2.2조 |
| 1997 | 8,194억 | 2008 | 1.65조 | 2019 | 2.38조 |
| 1998 | 9,029억 | 2009 | 1.75조 | 2020 | 2.7조 |
| 1999 | 9,270억 | 2010 | 1.74조 | 2021 | 2.84조 |
| 2000 | 9,741억 | 2011 | 1.75조 | 2022 | 3.03조 |
| 2001 | 1.12조 | 2012 | 1.83조 | 2023 | 3.35조 |
| 2002 | 1.2조 | 2013 | 1.77조 | 2024 | 3.45조 |
| 2003 | 1.39조 | 2014 | 1.85조 | 2025 | 3.7조 |
| 2004 | 1.3조 | 2015 | 1.94조 | 2026 | 3.86조 |
| 2005 | 1.39조 | 2016 | 1.91조 | | |