데이터 표
| 2001 | 36.3% | 2010 | 36% | 2019 | 38.2% |
| 2002 | 40.3% | 2011 | 36.6% | 2020 | 34.5% |
| 2003 | 35.9% | 2012 | 37% | 2021 | 37.7% |
| 2004 | 36.7% | 2013 | 36.4% | 2022 | 39.5% |
| 2005 | 38.5% | 2014 | 35.2% | 2023 | 37.6% |
| 2006 | 37.7% | 2015 | 36.9% | 2024 | 39.4% |
| 2007 | 37.7% | 2016 | 37.5% | 2025 | 39.3% |
| 2008 | 37.5% | 2017 | 36.3% | 2026 | 40.2% |
| 2009 | 36.3% | 2018 | 37.2% | | |
데이터 표
| 2001 | 4,781억 | 2010 | 1.4조 | 2019 | 2.82조 |
| 2002 | 6,007억 | 2011 | 1.6조 | 2020 | 2.63조 |
| 2003 | 6,165억 | 2012 | 1.78조 | 2021 | 3.4조 |
| 2004 | 7,190억 | 2013 | 1.94조 | 2022 | 3.98조 |
| 2005 | 8,358억 | 2014 | 2.03조 | 2023 | 4.11조 |
| 2006 | 9,082억 | 2015 | 2.21조 | 2024 | 4.64조 |
| 2007 | 1.03조 | 2016 | 2.35조 | 2025 | 5.01조 |
| 2008 | 1.17조 | 2017 | 2.39조 | 2026 | 5.49조 |
| 2009 | 1.21조 | 2018 | 2.6조 | | |
데이터 표
| 2001 | 39.8% | 2010 | 39.5% | 2019 | 43% |
| 2002 | 44.5% | 2011 | 39.4% | 2020 | 46.2% |
| 2003 | 41.3% | 2012 | 39.3% | 2021 | 40.4% |
| 2004 | 39.7% | 2013 | 39.8% | 2022 | 43.4% |
| 2005 | 41.9% | 2014 | 41.4% | 2023 | 45.3% |
| 2006 | 42.6% | 2015 | 46.2% | 2024 | 45.5% |
| 2007 | 40.4% | 2016 | 45.5% | 2025 | 47.4% |
| 2008 | 39.9% | 2017 | 44.3% | 2026 | 47.9% |
| 2009 | 40.5% | 2018 | 44.2% | | |
데이터 표
| 2001 | 5,237억 | 2010 | 1.54조 | 2019 | 3.18조 |
| 2002 | 6,624억 | 2011 | 1.72조 | 2020 | 3.51조 |
| 2003 | 7,093억 | 2012 | 1.89조 | 2021 | 3.64조 |
| 2004 | 7,768억 | 2013 | 2.12조 | 2022 | 4.38조 |
| 2005 | 9,088억 | 2014 | 2.39조 | 2023 | 4.96조 |
| 2006 | 1.03조 | 2015 | 2.77조 | 2024 | 5.36조 |
| 2007 | 1.1조 | 2016 | 2.85조 | 2025 | 6.04조 |
| 2008 | 1.24조 | 2017 | 2.92조 | 2026 | 6.54조 |
| 2009 | 1.35조 | 2018 | 3.09조 | | |