데이터 표
| 1993 | 24.6% | 2005 | 25.3% | 2017 | 33.3% |
| 1994 | 20.8% | 2006 | 27% | 2018 | 32.5% |
| 1995 | 24.4% | 2007 | 30.9% | 2019 | 30.8% |
| 1996 | 19.5% | 2008 | 29.8% | 2020 | 29% |
| 1997 | 21.9% | 2009 | 32.9% | 2021 | 31.4% |
| 1998 | 24% | 2010 | 31.2% | 2022 | 34.7% |
| 1999 | 22.4% | 2011 | 32.7% | 2023 | 34.5% |
| 2000 | 19.5% | 2012 | 34.7% | 2024 | 34.2% |
| 2001 | 21.3% | 2013 | 34.4% | 2025 | 38.3% |
| 2002 | 23.5% | 2014 | 35.4% | 2026 | 34.2% |
| 2003 | 22.9% | 2015 | 35.6% | | |
| 2004 | 23.6% | 2016 | 33.1% | | |
데이터 표
| 1993 | 13.2억 | 2005 | 255억 | 2017 | 1,766억 |
| 1994 | 25억 | 2006 | 308억 | 2018 | 1,849억 |
| 1995 | 39.3억 | 2007 | 438억 | 2019 | 2,012억 |
| 1996 | 45.7억 | 2008 | 560억 | 2020 | 1,856억 |
| 1997 | 67억 | 2009 | 662억 | 2021 | 2,456억 |
| 1998 | 81.9억 | 2010 | 687억 | 2022 | 3,545억 |
| 1999 | 109억 | 2011 | 934억 | 2023 | 4,599억 |
| 2000 | 128억 | 2012 | 1,078억 | 2024 | 5,419억 |
| 2001 | 158억 | 2013 | 1,224억 | 2025 | 7,390억 |
| 2002 | 177억 | 2014 | 1,420억 | 2026 | 7,723억 |
| 2003 | 192억 | 2015 | 1,531억 | | |
| 2004 | 222억 | 2016 | 1,578억 | | |
데이터 표
| 1995 | 37.9% | 2006 | 29.1% | 2017 | 37% |
| 1996 | 28.6% | 2007 | 29.6% | 2018 | 33.1% |
| 1997 | 31.2% | 2008 | 27.9% | 2019 | 30.8% |
| 1998 | 35.9% | 2009 | 32.5% | 2020 | 32.1% |
| 1999 | 35.9% | 2010 | 37.1% | 2021 | 32.1% |
| 2000 | 30.2% | 2011 | 37.4% | 2022 | 35% |
| 2001 | 28.1% | 2012 | 40.6% | 2023 | 32.9% |
| 2002 | 29.4% | 2013 | 38.1% | 2024 | 32.5% |
| 2003 | 28.1% | 2014 | 38.5% | 2025 | 38.4% |
| 2004 | 28.5% | 2015 | 38.1% | 2026 | 37.8% |
| 2005 | 29.1% | 2016 | 38.9% | | |
데이터 표
| 1995 | 61.2억 | 2006 | 331억 | 2017 | 1,964억 |
| 1996 | 67억 | 2007 | 420억 | 2018 | 1,882억 |
| 1997 | 95.6억 | 2008 | 524억 | 2019 | 2,017억 |
| 1998 | 123억 | 2009 | 655억 | 2020 | 2,052억 |
| 1999 | 175억 | 2010 | 818억 | 2021 | 2,511억 |
| 2000 | 197억 | 2011 | 1,069억 | 2022 | 3,575억 |
| 2001 | 208억 | 2012 | 1,260억 | 2023 | 4,387억 |
| 2002 | 221억 | 2013 | 1,355억 | 2024 | 5,149억 |
| 2003 | 235억 | 2014 | 1,543억 | 2025 | 7,403억 |
| 2004 | 268억 | 2015 | 1,639억 | 2026 | 8,544억 |
| 2005 | 293억 | 2016 | 1,854억 | | |