데이터 표
| 1998 | 96.6% | 2008 | 30.2% | 2018 | 46.3% |
| 1999 | 107.8% | 2009 | 36.9% | 2019 | 43.2% |
| 2000 | 111.4% | 2010 | 36.8% | 2020 | 50.9% |
| 2001 | 99.4% | 2011 | 35.5% | 2021 | 42% |
| 2002 | 98.3% | 2012 | 32.5% | 2022 | 31.8% |
| 2003 | 69.8% | 2013 | 29.3% | 2023 | 29.9% |
| 2004 | 49.4% | 2014 | 27.9% | 2024 | 24.9% |
| 2005 | 45.8% | 2015 | 35% | 2025 | 21.6% |
| 2006 | 36.8% | 2016 | 42.2% | 2026 | 21.9% |
| 2007 | 34.3% | 2017 | 46.3% | | |
데이터 표
| 1998 | 9.9억 | 2008 | 53.2억 | 2018 | 329억 |
| 1999 | 14.5억 | 2009 | 76.2억 | 2019 | 342억 |
| 2000 | 20.1억 | 2010 | 91억 | 2020 | 428억 |
| 2001 | 25억 | 2011 | 107억 | 2021 | 425억 |
| 2002 | 32.9억 | 2012 | 117억 | 2022 | 376억 |
| 2003 | 33.2억 | 2013 | 119억 | 2023 | 398억 |
| 2004 | 30.4억 | 2014 | 127억 | 2024 | 388억 |
| 2005 | 33억 | 2015 | 170억 | 2025 | 380억 |
| 2006 | 34.1억 | 2016 | 231억 | 2026 | 426억 |
| 2007 | 43.8억 | 2017 | 298억 | | |