데이터 표
| 2001 | 20.2% | 2010 | 36.5% | 2019 | 32.9% |
| 2002 | 20.1% | 2011 | 39.9% | 2020 | 28% |
| 2003 | 23.1% | 2012 | 39.2% | 2021 | 24.8% |
| 2004 | 23.7% | 2013 | 38.2% | 2022 | 20.7% |
| 2005 | 24.4% | 2014 | 37.2% | 2023 | 27.4% |
| 2006 | 24.4% | 2015 | 31.8% | 2024 | 31.9% |
| 2007 | 29% | 2016 | 30.3% | 2025 | 31.1% |
| 2008 | 33.2% | 2017 | 32% | 2026 | 30.5% |
| 2009 | 32.9% | 2018 | 31.4% | | |
데이터 표
| 1996 | 91.3억 | 2007 | 429억 | 2018 | 1,398억 |
| 1997 | 107억 | 2008 | 559억 | 2019 | 1,462억 |
| 1998 | 96.9억 | 2009 | 567억 | 2020 | 565억 |
| 1999 | 107억 | 2010 | 826억 | 2021 | 608억 |
| 2000 | 97.6억 | 2011 | 1,177억 | 2022 | 415억 |
| 2001 | 111억 | 2012 | 1,352억 | 2023 | 1,009억 |
| 2002 | 119억 | 2013 | 1,575억 | 2024 | 1,267억 |
| 2003 | 153억 | 2014 | 1,634억 | 2025 | 1,299억 |
| 2004 | 202억 | 2015 | 1,142억 | 2026 | 1,327억 |
| 2005 | 238억 | 2016 | 1,089억 | | |
| 2006 | 291억 | 2017 | 1,291억 | | |
데이터 표
| 2001 | 16.9% | 2010 | 17.1% | 2019 | 18.5% |
| 2002 | 17.4% | 2011 | 15.2% | 2020 | 49.4% |
| 2003 | 18.3% | 2012 | 15.2% | 2021 | 37.8% |
| 2004 | 15.9% | 2013 | 11.3% | 2022 | 57.8% |
| 2005 | 16.1% | 2014 | 13.1% | 2023 | 25.3% |
| 2006 | 14.7% | 2015 | 18% | 2024 | 24.9% |
| 2007 | 12.6% | 2016 | 18.9% | 2025 | 26.6% |
| 2008 | 15.7% | 2017 | 18.7% | 2026 | 26.3% |
| 2009 | 19.5% | 2018 | 18.1% | | |
데이터 표
| 1996 | 83.8억 | 2007 | 187억 | 2018 | 804억 |
| 1997 | 88억 | 2008 | 265억 | 2019 | 820억 |
| 1998 | 92.1억 | 2009 | 336억 | 2020 | 999억 |
| 1999 | 109억 | 2010 | 387억 | 2021 | 928억 |
| 2000 | 89.6억 | 2011 | 449억 | 2022 | 1,162억 |
| 2001 | 93.1억 | 2012 | 524억 | 2023 | 931억 |
| 2002 | 103억 | 2013 | 464억 | 2024 | 988억 |
| 2003 | 121억 | 2014 | 574억 | 2025 | 1,111억 |
| 2004 | 136억 | 2015 | 645억 | 2026 | 1,143억 |
| 2005 | 157억 | 2016 | 678억 | | |
| 2006 | 175억 | 2017 | 754억 | | |