데이터 표
| 2000 | 58.5% | 2009 | 33.6% | 2018 | 38.2% |
| 2001 | 53% | 2010 | 31.4% | 2019 | 40% |
| 2002 | 50.3% | 2011 | 27.7% | 2020 | 59.6% |
| 2003 | 54.6% | 2012 | 28.1% | 2021 | 49.1% |
| 2004 | 44.3% | 2013 | 28.9% | 2022 | 39.2% |
| 2005 | 35.3% | 2014 | 30.3% | 2023 | 38.9% |
| 2006 | 28.3% | 2015 | 36% | 2024 | 35.7% |
| 2007 | 22.5% | 2016 | 39.5% | 2025 | 34.3% |
| 2008 | 26.3% | 2017 | 38.9% | 2026 | 35.1% |
데이터 표
| 2000 | 36.4억 | 2009 | 62.2억 | 2018 | 173억 |
| 2001 | 36.4억 | 2010 | 69.7억 | 2019 | 199억 |
| 2002 | 38.5억 | 2011 | 72.3억 | 2020 | 297억 |
| 2003 | 48억 | 2012 | 78.5억 | 2021 | 298억 |
| 2004 | 44.7억 | 2013 | 84.3억 | 2022 | 285억 |
| 2005 | 42.2억 | 2014 | 96.2억 | 2023 | 315억 |
| 2006 | 40.1억 | 2015 | 124억 | 2024 | 332억 |
| 2007 | 39.4억 | 2016 | 144억 | 2025 | 359억 |
| 2008 | 51.7억 | 2017 | 161억 | 2026 | 403억 |