데이터 표
| 1990 | 31.3% | 2003 | 26.6% | 2016 | 32.5% |
| 1991 | 31.4% | 2004 | 25.7% | 2017 | 33.1% |
| 1992 | 30.3% | 2005 | 27.4% | 2018 | 31.2% |
| 1993 | 29.7% | 2006 | 30.8% | 2019 | 31.9% |
| 1994 | 28.1% | 2007 | 32.1% | 2020 | 33.4% |
| 1995 | 27.9% | 2008 | 31.9% | 2021 | 30.6% |
| 1996 | 26.7% | 2009 | 31.6% | 2022 | 30.2% |
| 1997 | 28.5% | 2010 | 28.5% | 2023 | 33.9% |
| 1998 | 28.5% | 2011 | 31.4% | 2024 | 35.8% |
| 1999 | 30% | 2012 | 31.9% | 2025 | 33% |
| 2000 | 29.3% | 2013 | 33.6% | 2026 | 31.6% |
| 2001 | 28.7% | 2014 | 35.3% | | |
| 2002 | 28.5% | 2015 | 35.4% | | |
데이터 표
| 1990 | 20.8억 | 2003 | 100억 | 2016 | 512억 |
| 1991 | 24.7억 | 2004 | 111억 | 2017 | 568억 |
| 1992 | 28.4억 | 2005 | 128억 | 2018 | 566억 |
| 1993 | 30.7억 | 2006 | 161억 | 2019 | 578억 |
| 1994 | 35.3억 | 2007 | 198억 | 2020 | 582억 |
| 1995 | 39.9억 | 2008 | 223억 | 2021 | 561억 |
| 1996 | 45.4억 | 2009 | 237억 | 2022 | 621억 |
| 1997 | 54.1억 | 2010 | 235억 | 2023 | 775억 |
| 1998 | 60.4억 | 2011 | 283억 | 2024 | 877억 |
| 1999 | 70억 | 2012 | 341억 | 2025 | 874억 |
| 2000 | 80.2억 | 2013 | 395억 | 2026 | 912억 |
| 2001 | 88.4억 | 2014 | 477억 | | |
| 2002 | 102억 | 2015 | 517억 | | |
데이터 표
| 1990 | 30.2% | 2003 | 31.1% | 2016 | 41.8% |
| 1991 | 33% | 2004 | 28.4% | 2017 | 38.1% |
| 1992 | 32.8% | 2005 | 27.7% | 2018 | 36.3% |
| 1993 | 32.4% | 2006 | 27.4% | 2019 | 37.4% |
| 1994 | 28.7% | 2007 | 26.1% | 2020 | 41.5% |
| 1995 | 29.6% | 2008 | 28.4% | 2021 | 39.3% |
| 1996 | 30.4% | 2009 | 32% | 2022 | 36.6% |
| 1997 | 30.9% | 2010 | 33.5% | 2023 | 37% |
| 1998 | 31.3% | 2011 | 38.5% | 2024 | 39.6% |
| 1999 | 31.8% | 2012 | 35% | 2025 | 39.4% |
| 2000 | 30.1% | 2013 | 38.3% | 2026 | 37.6% |
| 2001 | 30.7% | 2014 | 41.8% | | |
| 2002 | 29.8% | 2015 | 43.7% | | |
데이터 표
| 1990 | 20.1억 | 2003 | 117억 | 2016 | 659억 |
| 1991 | 25.9억 | 2004 | 122억 | 2017 | 654억 |
| 1992 | 30.8억 | 2005 | 129억 | 2018 | 658억 |
| 1993 | 33.5억 | 2006 | 143억 | 2019 | 678억 |
| 1994 | 36억 | 2007 | 161억 | 2020 | 723억 |
| 1995 | 42.4억 | 2008 | 199억 | 2021 | 720억 |
| 1996 | 51.7억 | 2009 | 240억 | 2022 | 752억 |
| 1997 | 58.6억 | 2010 | 276억 | 2023 | 847억 |
| 1998 | 66.3억 | 2011 | 347억 | 2024 | 971억 |
| 1999 | 74.4억 | 2012 | 374억 | 2025 | 1,046억 |
| 2000 | 82.3억 | 2013 | 450억 | 2026 | 1,088억 |
| 2001 | 94.6억 | 2014 | 564억 | | |
| 2002 | 107억 | 2015 | 638억 | | |