데이터 표
| 1995 | 69.4% | 2006 | 18.3% | 2017 | 36.5% |
| 1996 | 63.5% | 2007 | 17.8% | 2018 | 37% |
| 1997 | 69.1% | 2008 | 14.2% | 2019 | 39.8% |
| 1998 | 61.3% | 2009 | 15.9% | 2020 | 45% |
| 1999 | 63.3% | 2010 | 15.1% | 2021 | 51.3% |
| 2000 | 82.1% | 2011 | 14.7% | 2022 | 50.7% |
| 2001 | 74% | 2012 | 18.1% | 2023 | 51.8% |
| 2002 | 69% | 2013 | 19.6% | 2024 | 47.7% |
| 2003 | 60.6% | 2014 | 22.1% | 2025 | 45.4% |
| 2004 | 55.1% | 2015 | 29.9% | 2026 | 45.5% |
| 2005 | 49.5% | 2016 | 32.8% | | |
데이터 표
| 1995 | 7,946억 | 2006 | 4,530억 | 2017 | 2.37조 |
| 1996 | 7,787억 | 2007 | 4,878억 | 2018 | 2.63조 |
| 1997 | 9,204억 | 2008 | 4,601억 | 2019 | 3.01조 |
| 1998 | 9,528억 | 2009 | 5,495억 | 2020 | 3.56조 |
| 1999 | 9,862억 | 2010 | 5,843억 | 2021 | 4.25조 |
| 2000 | 1.3조 | 2011 | 6,085억 | 2022 | 4.88조 |
| 2001 | 1.32조 | 2012 | 8,707억 | 2023 | 5.28조 |
| 2002 | 1.33조 | 2013 | 9,857억 | 2024 | 5.75조 |
| 2003 | 1.19조 | 2014 | 1.18조 | 2025 | 5.75조 |
| 2004 | 1.09조 | 2015 | 1.71조 | 2026 | 6.28조 |
| 2005 | 1.14조 | 2016 | 2.01조 | | |
데이터 표
| 1995 | 69.4% | 2006 | 15.9% | 2017 | 32.3% |
| 1996 | 63.5% | 2007 | 13.4% | 2018 | 34.1% |
| 1997 | 69.1% | 2008 | 8.1% | 2019 | 35.9% |
| 1998 | 61.3% | 2009 | 12.6% | 2020 | 41% |
| 1999 | 63.3% | 2010 | 12.1% | 2021 | 45.1% |
| 2000 | 82.1% | 2011 | 12% | 2022 | 45.6% |
| 2001 | 71.1% | 2012 | 14.4% | 2023 | 48.7% |
| 2002 | 66% | 2013 | 15.3% | 2024 | 45.8% |
| 2003 | 57.8% | 2014 | 17.2% | 2025 | 43.9% |
| 2004 | 53.4% | 2015 | 25.9% | 2026 | 43.9% |
| 2005 | 47.6% | 2016 | 29.5% | | |
데이터 표
| 1995 | 7,946억 | 2006 | 3,949억 | 2017 | 2.1조 |
| 1996 | 7,787억 | 2007 | 3,673억 | 2018 | 2.43조 |
| 1997 | 9,204억 | 2008 | 2,615억 | 2019 | 2.72조 |
| 1998 | 9,528억 | 2009 | 4,345억 | 2020 | 3.25조 |
| 1999 | 9,862억 | 2010 | 4,676억 | 2021 | 3.73조 |
| 2000 | 1.3조 | 2011 | 4,962억 | 2022 | 4.39조 |
| 2001 | 1.27조 | 2012 | 6,930억 | 2023 | 4.96조 |
| 2002 | 1.27조 | 2013 | 7,715억 | 2024 | 5.52조 |
| 2003 | 1.13조 | 2014 | 9,205억 | 2025 | 5.56조 |
| 2004 | 1.06조 | 2015 | 1.48조 | 2026 | 6.06조 |
| 2005 | 1.1조 | 2016 | 1.81조 | | |