데이터 표
| 1995 | 46.5% | 2006 | 42.1% | 2017 | 44.2% |
| 1996 | 46.5% | 2007 | 44.8% | 2018 | 43.9% |
| 1997 | 44% | 2008 | 45% | 2019 | 43.8% |
| 1998 | 43.3% | 2009 | 45.9% | 2020 | 43.5% |
| 1999 | 43.7% | 2010 | 44.5% | 2021 | 41% |
| 2000 | 44.3% | 2011 | 43.9% | 2022 | 42.7% |
| 2001 | 43.2% | 2012 | 46.9% | 2023 | 42.6% |
| 2002 | 42.2% | 2013 | 47.5% | 2024 | 42% |
| 2003 | 42% | 2014 | 47.2% | 2025 | 42.8% |
| 2004 | 42.2% | 2015 | 48.4% | 2026 | 42.6% |
| 2005 | 41.6% | 2016 | 44.9% | | |
데이터 표
| 1995 | 2.72조 | 2006 | 10.25조 | 2017 | 17.38조 |
| 1996 | 3.33조 | 2007 | 11.53조 | 2018 | 19.11조 |
| 1997 | 3.89조 | 2008 | 12.25조 | 2019 | 21.01조 |
| 1998 | 4.53조 | 2009 | 12.15조 | 2020 | 21.25조 |
| 1999 | 5.09조 | 2010 | 12.2조 | 2021 | 22.77조 |
| 2000 | 5.9조 | 2011 | 12.51조 | 2022 | 28.14조 |
| 2001 | 6.66조 | 2012 | 13.57조 | 2023 | 32.05조 |
| 2002 | 7.36조 | 2013 | 14.41조 | 2024 | 34.22조 |
| 2003 | 8.02조 | 2014 | 15.51조 | 2025 | 37.02조 |
| 2004 | 8.89조 | 2015 | 16.92조 | 2026 | 38.76조 |
| 2005 | 9.39조 | 2016 | 16.29조 | | |
데이터 표
| 1995 | 55.1% | 2006 | 51.4% | 2017 | 46.6% |
| 1996 | 50.9% | 2007 | 49.9% | 2018 | 45.9% |
| 1997 | 49.5% | 2008 | 48.8% | 2019 | 45.8% |
| 1998 | 50.7% | 2009 | 50.7% | 2020 | 51% |
| 1999 | 48.9% | 2010 | 48.9% | 2021 | 48.1% |
| 2000 | 47.3% | 2011 | 49.1% | 2022 | 48.9% |
| 2001 | 47.2% | 2012 | 49.2% | 2023 | 49.3% |
| 2002 | 51% | 2013 | 50.1% | 2024 | 46.9% |
| 2003 | 49.2% | 2014 | 50% | 2025 | 47.5% |
| 2004 | 48.8% | 2015 | 50.4% | 2026 | 48.1% |
| 2005 | 49.4% | 2016 | 46.7% | | |
데이터 표
| 1995 | 3.22조 | 2006 | 12.5조 | 2017 | 18.35조 |
| 1996 | 3.64조 | 2007 | 12.84조 | 2018 | 20조 |
| 1997 | 4.38조 | 2008 | 13.28조 | 2019 | 21.98조 |
| 1998 | 5.3조 | 2009 | 13.41조 | 2020 | 24.91조 |
| 1999 | 5.7조 | 2010 | 13.42조 | 2021 | 26.72조 |
| 2000 | 6.31조 | 2011 | 14조 | 2022 | 32.22조 |
| 2001 | 7.28조 | 2012 | 14.24조 | 2023 | 37.15조 |
| 2002 | 8.89조 | 2013 | 15.2조 | 2024 | 38.21조 |
| 2003 | 9.4조 | 2014 | 16.42조 | 2025 | 41.07조 |
| 2004 | 10.29조 | 2015 | 17.62조 | 2026 | 43.75조 |
| 2005 | 11.14조 | 2016 | 16.94조 | | |