데이터 표
| 1991 | 27.5% | 2003 | 15.8% | 2015 | 30% |
| 1992 | 26.7% | 2004 | 17.5% | 2016 | 30.5% |
| 1993 | 20.4% | 2005 | 18.2% | 2017 | 31.7% |
| 1994 | 20.7% | 2006 | 18.6% | 2018 | 34.9% |
| 1995 | 22.9% | 2007 | 20.5% | 2019 | 37.6% |
| 1996 | 20.5% | 2008 | 25.1% | 2020 | 37% |
| 1997 | 19.6% | 2009 | 24.2% | 2021 | 40.6% |
| 1998 | 19.2% | 2010 | 23.2% | 2022 | 32.6% |
| 1999 | 21.1% | 2011 | 20.7% | 2023 | 38.2% |
| 2000 | 17.3% | 2012 | 20.6% | 2024 | 30.7% |
| 2001 | 17.2% | 2013 | 19.9% | 2025 | 31.6% |
| 2002 | 16.9% | 2014 | 21.8% | 2026 | 28.1% |
데이터 표
| 1991 | 68.4억 | 2003 | 67.2억 | 2015 | 280억 |
| 1992 | 70억 | 2004 | 78.8억 | 2016 | 301억 |
| 1993 | 54.9억 | 2005 | 87억 | 2017 | 341억 |
| 1994 | 62.2억 | 2006 | 100억 | 2018 | 398억 |
| 1995 | 70.9억 | 2007 | 120억 | 2019 | 458억 |
| 1996 | 66.2억 | 2008 | 166억 | 2020 | 435억 |
| 1997 | 68.6억 | 2009 | 169억 | 2021 | 487억 |
| 1998 | 71억 | 2010 | 167억 | 2022 | 433억 |
| 1999 | 80.6억 | 2011 | 158억 | 2023 | 540억 |
| 2000 | 71.8억 | 2012 | 158억 | 2024 | 474억 |
| 2001 | 71.2억 | 2013 | 162억 | 2025 | 514억 |
| 2002 | 68.4억 | 2014 | 186억 | 2026 | 486억 |
데이터 표
| 1991 | 30% | 2003 | 17% | 2015 | 38.1% |
| 1992 | 28.8% | 2004 | 16.7% | 2016 | 31.2% |
| 1993 | 23.7% | 2005 | 16.5% | 2017 | 32.7% |
| 1994 | 22% | 2006 | 18.2% | 2018 | 29.4% |
| 1995 | 25.3% | 2007 | 20.3% | 2019 | 35.1% |
| 1996 | 22.1% | 2008 | 25.1% | 2020 | 38.8% |
| 1997 | 20.1% | 2009 | 24.9% | 2021 | 38.6% |
| 1998 | 25.2% | 2010 | 25.6% | 2022 | 38.5% |
| 1999 | 21.6% | 2011 | 22.7% | 2023 | 38.9% |
| 2000 | 23% | 2012 | 22.1% | 2024 | 33.1% |
| 2001 | 20.2% | 2013 | 20.1% | 2025 | 35.5% |
| 2002 | 20.2% | 2014 | 20.5% | 2026 | 32.3% |
데이터 표
| 1991 | 74.7억 | 2003 | 72.4억 | 2015 | 355억 |
| 1992 | 75.5억 | 2004 | 75.5억 | 2016 | 307억 |
| 1993 | 63.9억 | 2005 | 78.9억 | 2017 | 352억 |
| 1994 | 66.3억 | 2006 | 97.7억 | 2018 | 335억 |
| 1995 | 78.2억 | 2007 | 119억 | 2019 | 428억 |
| 1996 | 71.4억 | 2008 | 166억 | 2020 | 455억 |
| 1997 | 70.2억 | 2009 | 174억 | 2021 | 462억 |
| 1998 | 93.3억 | 2010 | 184억 | 2022 | 512억 |
| 1999 | 82.6억 | 2011 | 173억 | 2023 | 551억 |
| 2000 | 95.3억 | 2012 | 169억 | 2024 | 512억 |
| 2001 | 83.7억 | 2013 | 164억 | 2025 | 578억 |
| 2002 | 81.6억 | 2014 | 175억 | 2026 | 559억 |