데이터 표
| 2000 | 42.6% | 2009 | 34.8% | 2018 | 35.6% |
| 2001 | 42.1% | 2010 | 36% | 2019 | 34.9% |
| 2002 | 41.8% | 2011 | 35.9% | 2020 | 34.1% |
| 2003 | 40.4% | 2012 | 35.1% | 2021 | 36.7% |
| 2004 | 39.6% | 2013 | 35.6% | 2022 | 37.2% |
| 2005 | 39.6% | 2014 | 36% | 2023 | 34.2% |
| 2006 | 40.7% | 2015 | 36.4% | 2024 | 35.6% |
| 2007 | 39.8% | 2016 | 36.1% | 2025 | 38.4% |
| 2008 | 37.7% | 2017 | 37.2% | 2026 | 38.4% |
데이터 표
| 2000 | 2,370억 | 2009 | 2,919억 | 2018 | 4,802억 |
| 2001 | 2,386억 | 2010 | 3,219억 | 2019 | 4,966억 |
| 2002 | 2,477억 | 2011 | 3,438억 | 2020 | 4,827억 |
| 2003 | 2,414억 | 2012 | 3,563억 | 2021 | 5,805억 |
| 2004 | 2,484억 | 2013 | 3,835억 | 2022 | 6,570억 |
| 2005 | 2,619억 | 2014 | 4,048억 | 2023 | 6,447억 |
| 2006 | 2,877억 | 2015 | 4,280억 | 2024 | 7,152억 |
| 2007 | 3,014억 | 2016 | 4,455억 | 2025 | 8,091억 |
| 2008 | 2,990억 | 2017 | 4,790억 | 2026 | 8,605억 |
데이터 표
| 2000 | 43.4% | 2009 | 41.4% | 2018 | 39.2% |
| 2001 | 46.1% | 2010 | 39.7% | 2019 | 38.7% |
| 2002 | 50% | 2011 | 39.3% | 2020 | 44.8% |
| 2003 | 45.4% | 2012 | 39.6% | 2021 | 40.1% |
| 2004 | 43% | 2013 | 39.7% | 2022 | 36.9% |
| 2005 | 42.3% | 2014 | 38.3% | 2023 | 39.6% |
| 2006 | 41.6% | 2015 | 37.6% | 2024 | 43.7% |
| 2007 | 40.2% | 2016 | 37.9% | 2025 | 43.6% |
| 2008 | 41.2% | 2017 | 38.4% | 2026 | 44.2% |
데이터 표
| 2000 | 2,414억 | 2009 | 3,466억 | 2018 | 5,285억 |
| 2001 | 2,616억 | 2010 | 3,552억 | 2019 | 5,506억 |
| 2002 | 2,964억 | 2011 | 3,767억 | 2020 | 6,332억 |
| 2003 | 2,715억 | 2012 | 4,015억 | 2021 | 6,338억 |
| 2004 | 2,697억 | 2013 | 4,272억 | 2022 | 6,517억 |
| 2005 | 2,799억 | 2014 | 4,305억 | 2023 | 7,460억 |
| 2006 | 2,944억 | 2015 | 4,422억 | 2024 | 8,771억 |
| 2007 | 3,046억 | 2016 | 4,674억 | 2025 | 9,192억 |
| 2008 | 3,267억 | 2017 | 4,940억 | 2026 | 9,920억 |