데이터 표
| 2000 | 22.6% | 2009 | 15.8% | 2018 | 19.4% |
| 2001 | 22.1% | 2010 | 15.6% | 2019 | 20.4% |
| 2002 | 23.1% | 2011 | 17.7% | 2020 | 20.3% |
| 2003 | 22% | 2012 | 18.7% | 2021 | 22.4% |
| 2004 | 20.8% | 2013 | 17.6% | 2022 | 20.4% |
| 2005 | 20.1% | 2014 | 18.9% | 2023 | 21.9% |
| 2006 | 36.6% | 2015 | 18.8% | 2024 | 23.1% |
| 2007 | 18.9% | 2016 | 18.2% | 2025 | 25.9% |
| 2008 | 18.8% | 2017 | 17.5% | 2026 | 24.8% |
데이터 표
| 2000 | 25.3억 | 2009 | 122억 | 2018 | 535억 |
| 2001 | 32.6억 | 2010 | 152억 | 2019 | 613억 |
| 2002 | 42.6억 | 2011 | 202억 | 2020 | 674억 |
| 2003 | 51억 | 2012 | 245억 | 2021 | 989억 |
| 2004 | 61.7억 | 2013 | 267억 | 2022 | 1,007억 |
| 2005 | 74.7억 | 2014 | 316억 | 2023 | 1,221억 |
| 2006 | 168억 | 2015 | 344억 | 2024 | 1,526억 |
| 2007 | 106억 | 2016 | 394억 | 2025 | 1,878억 |
| 2008 | 126억 | 2017 | 430억 | 2026 | 2,043억 |
데이터 표
| 2000 | 21.4% | 2009 | 17.8% | 2018 | 27.7% |
| 2001 | 28% | 2010 | 18.1% | 2019 | 29.8% |
| 2002 | 27.6% | 2011 | 19.5% | 2020 | 34% |
| 2003 | 27.3% | 2012 | 21.9% | 2021 | 30.5% |
| 2004 | 23.3% | 2013 | 24% | 2022 | 28.2% |
| 2005 | 22.5% | 2014 | 24.3% | 2023 | 27.4% |
| 2006 | 19.7% | 2015 | 27.6% | 2024 | 26.5% |
| 2007 | 19.9% | 2016 | 23.9% | 2025 | 29.7% |
| 2008 | 19.5% | 2017 | 25% | 2026 | 29.6% |
데이터 표
| 2000 | 24억 | 2009 | 138억 | 2018 | 763억 |
| 2001 | 41.3억 | 2010 | 176억 | 2019 | 896억 |
| 2002 | 50.9억 | 2011 | 223억 | 2020 | 1,132억 |
| 2003 | 63.4억 | 2012 | 287억 | 2021 | 1,349억 |
| 2004 | 69.2억 | 2013 | 364억 | 2022 | 1,393억 |
| 2005 | 83.5억 | 2014 | 406억 | 2023 | 1,526억 |
| 2006 | 90.5억 | 2015 | 507억 | 2024 | 1,755억 |
| 2007 | 112억 | 2016 | 517억 | 2025 | 2,157억 |
| 2008 | 131억 | 2017 | 615억 | 2026 | 2,444억 |