데이터 표
| 1998 | 54.4% | 2008 | 30.3% | 2018 | 34.5% |
| 1999 | 56% | 2009 | 36.4% | 2019 | 32.8% |
| 2000 | 34.6% | 2010 | 42.2% | 2020 | 37.2% |
| 2001 | 35.1% | 2011 | 40.9% | 2021 | 35.8% |
| 2002 | 31.1% | 2012 | 43.6% | 2022 | 31.2% |
| 2003 | 27.6% | 2013 | 43.8% | 2023 | 29% |
| 2004 | 25.5% | 2014 | 47.1% | 2024 | 29.4% |
| 2005 | 24.9% | 2015 | 46.4% | 2025 | 29.9% |
| 2006 | 20.6% | 2016 | 44.9% | 2026 | 30.8% |
| 2007 | 18.2% | 2017 | 38.6% | | |
데이터 표
| 1998 | 50.2억 | 2008 | 77.4억 | 2018 | 117억 |
| 1999 | 59.2억 | 2009 | 90.2억 | 2019 | 117억 |
| 2000 | 40.9억 | 2010 | 107억 | 2020 | 129억 |
| 2001 | 44.5억 | 2011 | 107억 | 2021 | 140억 |
| 2002 | 43.5억 | 2012 | 114억 | 2022 | 142억 |
| 2003 | 40.6억 | 2013 | 117억 | 2023 | 145억 |
| 2004 | 40.8억 | 2014 | 129억 | 2024 | 158억 |
| 2005 | 43.9억 | 2015 | 134억 | 2025 | 171억 |
| 2006 | 41.3억 | 2016 | 136억 | 2026 | 188억 |
| 2007 | 41억 | 2017 | 123억 | | |
데이터 표
| 1998 | 50.7% | 2008 | 21.2% | 2018 | 24.5% |
| 1999 | 53.4% | 2009 | 28% | 2019 | 21.4% |
| 2000 | 32.2% | 2010 | 35.4% | 2020 | 25.8% |
| 2001 | 30.8% | 2011 | 35% | 2021 | 22.5% |
| 2002 | 26.4% | 2012 | 37.8% | 2022 | 19.6% |
| 2003 | 22.1% | 2013 | 38.4% | 2023 | 18.8% |
| 2004 | 19.7% | 2014 | 40.6% | 2024 | 20% |
| 2005 | 18.6% | 2015 | 39.3% | 2025 | 20.4% |
| 2006 | 12.8% | 2016 | 37.4% | 2026 | 21.9% |
| 2007 | 4.3% | 2017 | 29.9% | | |
데이터 표
| 1998 | 46.8억 | 2008 | 54.2억 | 2018 | 83.3억 |
| 1999 | 56.4억 | 2009 | 69.5억 | 2019 | 76.5억 |
| 2000 | 38억 | 2010 | 89.7억 | 2020 | 89.7억 |
| 2001 | 39억 | 2011 | 91.8억 | 2021 | 88.2억 |
| 2002 | 36.9억 | 2012 | 99.1억 | 2022 | 89.3억 |
| 2003 | 32.6억 | 2013 | 103억 | 2023 | 94억 |
| 2004 | 31.6억 | 2014 | 111억 | 2024 | 108억 |
| 2005 | 32.9억 | 2015 | 114억 | 2025 | 117억 |
| 2006 | 25.6억 | 2016 | 113억 | 2026 | 134억 |
| 2007 | 9.6억 | 2017 | 95.1억 | | |