데이터 표
| 1999 | 4.7% | 2009 | 21.1% | 2019 | 25.8% |
| 2000 | 3.1% | 2010 | 18.3% | 2020 | 30.1% |
| 2001 | 2.7% | 2011 | 20.4% | 2021 | 35.7% |
| 2002 | 3.4% | 2012 | 20.2% | 2022 | 31.5% |
| 2003 | 3.3% | 2013 | 15.3% | 2023 | 31.9% |
| 2004 | 4.1% | 2014 | 13.5% | 2024 | 34.9% |
| 2005 | 4.5% | 2015 | 15.6% | 2025 | 34.3% |
| 2006 | 5.1% | 2016 | 18.6% | 2026 | 31.4% |
| 2007 | 8.9% | 2017 | 21.2% | | |
| 2008 | 8.9% | 2018 | 20.7% | | |
데이터 표
| 1999 | 147억 | 2009 | 1,968억 | 2019 | 4,114억 |
| 2000 | 118억 | 2010 | 2,072억 | 2020 | 3,951억 |
| 2001 | 102억 | 2011 | 2,765억 | 2021 | 5,533억 |
| 2002 | 138억 | 2012 | 2,918억 | 2022 | 5,919억 |
| 2003 | 152억 | 2013 | 2,295억 | 2023 | 6,124억 |
| 2004 | 221억 | 2014 | 2,102억 | 2024 | 7,088억 |
| 2005 | 297억 | 2015 | 2,190억 | 2025 | 7,206억 |
| 2006 | 412억 | 2016 | 2,613억 | 2026 | 7,158억 |
| 2007 | 842억 | 2017 | 3,136억 | | |
| 2008 | 1,037억 | 2018 | 3,345억 | | |