데이터 표
| 1998 | 32.3% | 2008 | 36.6% | 2018 | 35.5% |
| 1999 | 30.7% | 2009 | 32.7% | 2019 | 35.7% |
| 2000 | 33.8% | 2010 | 32.3% | 2020 | 35.2% |
| 2001 | 34.5% | 2011 | 34.7% | 2021 | 35.7% |
| 2002 | 34.5% | 2012 | 34.4% | 2022 | 33.8% |
| 2003 | 33.9% | 2013 | 33.5% | 2023 | 33.9% |
| 2004 | 34.2% | 2014 | 33.9% | 2024 | 35.1% |
| 2005 | 37.1% | 2015 | 31.9% | 2025 | 35.2% |
| 2006 | 36.8% | 2016 | 32.9% | 2026 | 35.4% |
| 2007 | 37.5% | 2017 | 33.4% | | |
데이터 표
| 1998 | 9,089억 | 2008 | 16.17조 | 2018 | 36.92조 |
| 1999 | 1.59조 | 2009 | 13.6조 | 2019 | 39.11조 |
| 2000 | 2.64조 | 2010 | 16.03조 | 2020 | 37.86조 |
| 2001 | 3.3조 | 2011 | 20.86조 | 2021 | 48.12조 |
| 2002 | 4조 | 2012 | 23.44조 | 2022 | 53.07조 |
| 2003 | 4.8조 | 2013 | 24.44조 | 2023 | 59.07조 |
| 2004 | 6.24조 | 2014 | 26.77조 | 2024 | 70.94조 |
| 2005 | 8.58조 | 2015 | 26.49조 | 2025 | 75.23조 |
| 2006 | 10.63조 | 2016 | 28.18조 | 2026 | 78.9조 |
| 2007 | 13.37조 | 2017 | 30.64조 | | |
데이터 표
| 1998 | 39.7% | 2008 | 32% | 2018 | 32.6% |
| 1999 | 34.3% | 2009 | 38.6% | 2019 | 33.8% |
| 2000 | 30.7% | 2010 | 35.5% | 2020 | 39.2% |
| 2001 | 31.5% | 2011 | 33.3% | 2021 | 34.9% |
| 2002 | 33.8% | 2012 | 34% | 2022 | 35.1% |
| 2003 | 32.6% | 2013 | 34.7% | 2023 | 36.1% |
| 2004 | 29.6% | 2014 | 34.9% | 2024 | 36.7% |
| 2005 | 29.5% | 2015 | 35.3% | 2025 | 39.1% |
| 2006 | 29% | 2016 | 36.6% | 2026 | 37.5% |
| 2007 | 31.9% | 2017 | 34.8% | | |
데이터 표
| 1998 | 1.12조 | 2008 | 14.16조 | 2018 | 33.88조 |
| 1999 | 1.77조 | 2009 | 16.05조 | 2019 | 37조 |
| 2000 | 2.4조 | 2010 | 17.62조 | 2020 | 42.15조 |
| 2001 | 3.02조 | 2011 | 19.99조 | 2021 | 47.07조 |
| 2002 | 3.92조 | 2012 | 23.17조 | 2022 | 55.18조 |
| 2003 | 4.61조 | 2013 | 25.29조 | 2023 | 62.98조 |
| 2004 | 5.41조 | 2014 | 27.61조 | 2024 | 74.17조 |
| 2005 | 6.82조 | 2015 | 29.31조 | 2025 | 83.56조 |
| 2006 | 8.38조 | 2016 | 31.32조 | 2026 | 83.46조 |
| 2007 | 11.38조 | 2017 | 31.99조 | | |