데이터 표
| 1993 | 22% | 2005 | 27.8% | 2017 | 34.4% |
| 1994 | 21.7% | 2006 | 28.3% | 2018 | 33.5% |
| 1995 | 20.8% | 2007 | 30.3% | 2019 | 33.7% |
| 1996 | 19.9% | 2008 | 31.1% | 2020 | 33.8% |
| 1997 | 20.7% | 2009 | 32.7% | 2021 | 33.6% |
| 1998 | 21.3% | 2010 | 32% | 2022 | 33.8% |
| 1999 | 21.8% | 2011 | 32.2% | 2023 | 32.3% |
| 2000 | 21.8% | 2012 | 33.8% | 2024 | 31.5% |
| 2001 | 21.1% | 2013 | 34.3% | 2025 | 31.3% |
| 2002 | 19.9% | 2014 | 34.6% | 2026 | 31.8% |
| 2003 | 23.5% | 2015 | 35.4% | | |
| 2004 | 27% | 2016 | 34.9% | | |
데이터 표
| 1993 | 582억 | 2005 | 1,617억 | 2017 | 3.67조 |
| 1994 | 624억 | 2006 | 2,024억 | 2018 | 4.94조 |
| 1995 | 600억 | 2007 | 2,719억 | 2019 | 7.26조 |
| 1996 | 605억 | 2008 | 3,577억 | 2020 | 9.2조 |
| 1997 | 679억 | 2009 | 4,080억 | 2021 | 15.51조 |
| 1998 | 712억 | 2010 | 5,312억 | 2022 | 28조 |
| 1999 | 690억 | 2011 | 7,007억 | 2023 | 62.16조 |
| 2000 | 694억 | 2012 | 8,917억 | 2024 | 183.8조 |
| 2001 | 633억 | 2013 | 1.15조 | 2025 | 264.91조 |
| 2002 | 697억 | 2014 | 1.58조 | 2026 | 368.74조 |
| 2003 | 989억 | 2015 | 2.11조 | | |
| 2004 | 1,310억 | 2016 | 2.87조 | | |
데이터 표
| 1993 | 22% | 2005 | 24.4% | 2017 | 41.1% |
| 1994 | 22.9% | 2006 | 26.6% | 2018 | 38.9% |
| 1995 | 22.9% | 2007 | 29.6% | 2019 | 38.1% |
| 1996 | 22.7% | 2008 | 30.8% | 2020 | 42.5% |
| 1997 | 22.6% | 2009 | 34.5% | 2021 | 37.9% |
| 1998 | 23.1% | 2010 | 33.4% | 2022 | 37.6% |
| 1999 | 25.5% | 2011 | 34.9% | 2023 | 37.6% |
| 2000 | 25.2% | 2012 | 36.8% | 2024 | 31% |
| 2001 | 26.4% | 2013 | 37.6% | 2025 | 31.6% |
| 2002 | 21.9% | 2014 | 38.9% | 2026 | 31.3% |
| 2003 | 22% | 2015 | 41.4% | | |
| 2004 | 23% | 2016 | 41.5% | | |
데이터 표
| 1993 | 582억 | 2005 | 1,423억 | 2017 | 4.38조 |
| 1994 | 660억 | 2006 | 1,906억 | 2018 | 5.74조 |
| 1995 | 660억 | 2007 | 2,651억 | 2019 | 8.22조 |
| 1996 | 690억 | 2008 | 3,537억 | 2020 | 11.56조 |
| 1997 | 740억 | 2009 | 4,308억 | 2021 | 17.51조 |
| 1998 | 773억 | 2010 | 5,543억 | 2022 | 31.17조 |
| 1999 | 807억 | 2011 | 7,605억 | 2023 | 72.42조 |
| 2000 | 802억 | 2012 | 9,713억 | 2024 | 181.12조 |
| 2001 | 794억 | 2013 | 1.26조 | 2025 | 268.14조 |
| 2002 | 764억 | 2014 | 1.78조 | 2026 | 363.51조 |
| 2003 | 926억 | 2015 | 2.46조 | | |
| 2004 | 1,117억 | 2016 | 3.42조 | | |