데이터 표
| 1998 | 20.3% | 2008 | 11.7% | 2018 | 15.9% |
| 1999 | 18.3% | 2009 | 10.9% | 2019 | 15.8% |
| 2000 | 15.4% | 2010 | 10.4% | 2020 | 14.8% |
| 2001 | 12.7% | 2011 | 10.8% | 2021 | 18.7% |
| 2002 | 11.3% | 2012 | 17.3% | 2022 | 18.6% |
| 2003 | 10.1% | 2013 | 22.4% | 2023 | 18.6% |
| 2004 | 9.9% | 2014 | 23.7% | 2024 | 21.7% |
| 2005 | 11.2% | 2015 | 19.4% | 2025 | 20.3% |
| 2006 | 12.2% | 2016 | 18.7% | 2026 | 20% |
| 2007 | 12.2% | 2017 | 16.3% | | |
데이터 표
| 1998 | 3,155억 | 2008 | 3.37조 | 2018 | 15.99조 |
| 1999 | 3,964억 | 2009 | 3.58조 | 2019 | 17.83조 |
| 2000 | 4,160억 | 2010 | 3.83조 | 2020 | 15.54조 |
| 2001 | 4,423억 | 2011 | 4.57조 | 2021 | 17.78조 |
| 2002 | 5,903억 | 2012 | 8.42조 | 2022 | 23.36조 |
| 2003 | 7,671억 | 2013 | 12.71조 | 2023 | 26.12조 |
| 2004 | 9,498억 | 2014 | 15.45조 | 2024 | 34.98조 |
| 2005 | 1.36조 | 2015 | 14.11조 | 2025 | 35.11조 |
| 2006 | 2.02조 | 2016 | 14.93조 | 2026 | 38.88조 |
| 2007 | 2.79조 | 2017 | 14.57조 | | |
데이터 표
| 1998 | 25.2% | 2008 | 14.4% | 2018 | 18.7% |
| 1999 | 22.8% | 2009 | 14.4% | 2019 | 20.5% |
| 2000 | 21.4% | 2010 | 15.8% | 2020 | 21.3% |
| 2001 | 19.1% | 2011 | 15.6% | 2021 | 20.9% |
| 2002 | 15.3% | 2012 | 20% | 2022 | 21.3% |
| 2003 | 14.3% | 2013 | 23.9% | 2023 | 21.4% |
| 2004 | 14.6% | 2014 | 24.7% | 2024 | 25.8% |
| 2005 | 14.6% | 2015 | 23.7% | 2025 | 25.2% |
| 2006 | 15.6% | 2016 | 21.3% | 2026 | 25% |
| 2007 | 15.7% | 2017 | 19.7% | | |
데이터 표
| 1998 | 3,915억 | 2008 | 4.16조 | 2018 | 18.76조 |
| 1999 | 4,928억 | 2009 | 4.75조 | 2019 | 23.12조 |
| 2000 | 5,786억 | 2010 | 5.82조 | 2020 | 22.37조 |
| 2001 | 6,624억 | 2011 | 6.61조 | 2021 | 19.89조 |
| 2002 | 7,996억 | 2012 | 9.74조 | 2022 | 26.82조 |
| 2003 | 1.09조 | 2013 | 13.58조 | 2023 | 30조 |
| 2004 | 1.39조 | 2014 | 16.15조 | 2024 | 41.6조 |
| 2005 | 1.78조 | 2015 | 17.26조 | 2025 | 43.67조 |
| 2006 | 2.59조 | 2016 | 16.94조 | 2026 | 48.64조 |
| 2007 | 3.6조 | 2017 | 17.64조 | | |