데이터 표
| 2002 | 9.4% | 2011 | 14.1% | 2020 | 14.7% |
| 2003 | 12.8% | 2012 | 17.3% | 2021 | 15.3% |
| 2004 | 14.6% | 2013 | 17% | 2022 | 17.4% |
| 2005 | 15.8% | 2014 | 15.2% | 2023 | 17.6% |
| 2006 | 17.8% | 2015 | 15.4% | 2024 | 18.5% |
| 2007 | 18.2% | 2016 | 14.8% | 2025 | 19.1% |
| 2008 | 17.7% | 2017 | 15.8% | 2026 | 18.6% |
| 2009 | 17.2% | 2018 | 15% | | |
| 2010 | 20.2% | 2019 | 14.8% | | |
데이터 표
| 2002 | 354억 | 2011 | 2,495억 | 2020 | 1.3조 |
| 2003 | 563억 | 2012 | 3,661억 | 2021 | 1.53조 |
| 2004 | 776억 | 2013 | 4,809억 | 2022 | 2.05조 |
| 2005 | 964억 | 2014 | 5,497억 | 2023 | 2.73조 |
| 2006 | 1,361억 | 2015 | 6,914억 | 2024 | 3.76조 |
| 2007 | 1,587억 | 2016 | 8,241억 | 2025 | 4.98조 |
| 2008 | 1,865억 | 2017 | 1.03조 | 2026 | 6조 |
| 2009 | 2,118억 | 2018 | 1.09조 | | |
| 2010 | 2,983억 | 2019 | 1.21조 | | |
데이터 표
| 2002 | 13.8% | 2011 | 17% | 2020 | 22.7% |
| 2003 | 15.4% | 2012 | 18.8% | 2021 | 23.7% |
| 2004 | 17.2% | 2013 | 20.7% | 2022 | 26.7% |
| 2005 | 17.4% | 2014 | 18.3% | 2023 | 25.5% |
| 2006 | 17.8% | 2015 | 19.5% | 2024 | 29.5% |
| 2007 | 20.7% | 2016 | 19.7% | 2025 | 30.6% |
| 2008 | 20.6% | 2017 | 21% | 2026 | 29.1% |
| 2009 | 20.2% | 2018 | 19.4% | | |
| 2010 | 19.6% | 2019 | 19.3% | | |
데이터 표
| 2002 | 523억 | 2011 | 2,998억 | 2020 | 2조 |
| 2003 | 678억 | 2012 | 3,968억 | 2021 | 2.36조 |
| 2004 | 915억 | 2013 | 5,865억 | 2022 | 3.15조 |
| 2005 | 1,063억 | 2014 | 6,612억 | 2023 | 3.94조 |
| 2006 | 1,365억 | 2015 | 8,791억 | 2024 | 5.99조 |
| 2007 | 1,810억 | 2016 | 1.1조 | 2025 | 7.98조 |
| 2008 | 2,173억 | 2017 | 1.37조 | 2026 | 9.4조 |
| 2009 | 2,483억 | 2018 | 1.4조 | | |
| 2010 | 2,891억 | 2019 | 1.59조 | | |