데이터 표
| 2000 | 77.2% | 2009 | 72.6% | 2018 | 60.1% |
| 2001 | 81.1% | 2010 | 69% | 2019 | 59.3% |
| 2002 | 87.2% | 2011 | 67.2% | 2020 | 71.1% |
| 2003 | 89.7% | 2012 | 66.9% | 2021 | 67.7% |
| 2004 | 88.3% | 2013 | 66% | 2022 | 60.3% |
| 2005 | 85.2% | 2014 | 65.8% | 2023 | 61.3% |
| 2006 | 77.7% | 2015 | 62.8% | 2024 | 67.7% |
| 2007 | 70.8% | 2016 | 61.7% | 2025 | 68.5% |
| 2008 | 70.2% | 2017 | 59.8% | 2026 | 69.8% |
데이터 표
| 2000 | 4,294억 | 2009 | 6,081억 | 2018 | 8,099억 |
| 2001 | 4,601억 | 2010 | 6,178억 | 2019 | 8,439억 |
| 2002 | 5,174억 | 2011 | 6,437억 | 2020 | 1.01조 |
| 2003 | 5,364억 | 2012 | 6,788억 | 2021 | 1.07조 |
| 2004 | 5,540억 | 2013 | 7,106억 | 2022 | 1.06조 |
| 2005 | 5,636억 | 2014 | 7,398억 | 2023 | 1.15조 |
| 2006 | 5,491억 | 2015 | 7,398억 | 2024 | 1.36조 |
| 2007 | 5,364억 | 2016 | 7,612억 | 2025 | 1.44조 |
| 2008 | 5,568억 | 2017 | 7,696억 | 2026 | 1.57조 |
데이터 표
| 2000 | 67.6% | 2009 | 65.3% | 2018 | 57.3% |
| 2001 | 72.3% | 2010 | 63.4% | 2019 | 57.2% |
| 2002 | 79.4% | 2011 | 62.4% | 2020 | 66.8% |
| 2003 | 82.1% | 2012 | 62.4% | 2021 | 64.1% |
| 2004 | 82.1% | 2013 | 61.8% | 2022 | 58.3% |
| 2005 | 79% | 2014 | 61.7% | 2023 | 59.8% |
| 2006 | 71.1% | 2015 | 60.1% | 2024 | 66.1% |
| 2007 | 65.1% | 2016 | 58.6% | 2025 | 67% |
| 2008 | 63.1% | 2017 | 56.8% | 2026 | 68.3% |
데이터 표
| 2000 | 3,760억 | 2009 | 5,472억 | 2018 | 7,725억 |
| 2001 | 4,102억 | 2010 | 5,674억 | 2019 | 8,140억 |
| 2002 | 4,710억 | 2011 | 5,978억 | 2020 | 9,449억 |
| 2003 | 4,908억 | 2012 | 6,332억 | 2021 | 1.01조 |
| 2004 | 5,149억 | 2013 | 6,651억 | 2022 | 1.03조 |
| 2005 | 5,224억 | 2014 | 6,940억 | 2023 | 1.13조 |
| 2006 | 5,028억 | 2015 | 7,074억 | 2024 | 1.33조 |
| 2007 | 4,933억 | 2016 | 7,226억 | 2025 | 1.41조 |
| 2008 | 5,002억 | 2017 | 7,306억 | 2026 | 1.53조 |