Show data table
| 1995 | 39.3% | 2006 | 36.2% | 2017 | 37.8% |
| 1996 | 37.7% | 2007 | 36.3% | 2018 | 37.7% |
| 1997 | 38.8% | 2008 | 36.6% | 2019 | 39% |
| 1998 | 39.6% | 2009 | 42.7% | 2020 | 39.3% |
| 1999 | 37.2% | 2010 | 39.6% | 2021 | 39.5% |
| 2000 | 36.3% | 2011 | 37.7% | 2022 | 39% |
| 2001 | 35.7% | 2012 | 38.5% | 2023 | 40.4% |
| 2002 | 36.2% | 2013 | 37.6% | 2024 | 42.1% |
| 2003 | 36.7% | 2014 | 38% | 2025 | 43.9% |
| 2004 | 36.4% | 2015 | 39% | 2026 | 42.8% |
| 2005 | 34.8% | 2016 | 38.3% | | |
Show data table
| 1995 | 1.12B | 2006 | 4.91B | 2017 | 9.19B |
| 1996 | 1.39B | 2007 | 5.96B | 2018 | 9.96B |
| 1997 | 1.77B | 2008 | 6.09B | 2019 | 11.1B |
| 1998 | 2.02B | 2009 | 6.03B | 2020 | 11B |
| 1999 | 2.01B | 2010 | 5.84B | 2021 | 12.4B |
| 2000 | 2.24B | 2011 | 6.31B | 2022 | 14.2B |
| 2001 | 2.49B | 2012 | 6.97B | 2023 | 15.5B |
| 2002 | 2.83B | 2013 | 7.21B | 2024 | 16.8B |
| 2003 | 3.21B | 2014 | 7.73B | 2025 | 18.3B |
| 2004 | 3.56B | 2015 | 8.2B | 2026 | 18.7B |
| 2005 | 3.95B | 2016 | 8.49B | | |
Show data table
| 1995 | 39.5% | 2006 | 33.5% | 2017 | 38.9% |
| 1996 | 38.6% | 2007 | 33.8% | 2018 | 38.8% |
| 1997 | 35.8% | 2008 | 39.5% | 2019 | 39.1% |
| 1998 | 38.9% | 2009 | 46.1% | 2020 | 44.7% |
| 1999 | 40.7% | 2010 | 40.7% | 2021 | 42.1% |
| 2000 | 36.4% | 2011 | 37.6% | 2022 | 40.1% |
| 2001 | 35.3% | 2012 | 39.4% | 2023 | 43.5% |
| 2002 | 35.9% | 2013 | 38.3% | 2024 | 43.6% |
| 2003 | 35% | 2014 | 37.6% | 2025 | 45.2% |
| 2004 | 34.1% | 2015 | 39.3% | 2026 | 47.3% |
| 2005 | 33.7% | 2016 | 38.9% | | |
Show data table
| 1995 | 1.13B | 2006 | 4.55B | 2017 | 9.45B |
| 1996 | 1.42B | 2007 | 5.55B | 2018 | 10.3B |
| 1997 | 1.64B | 2008 | 6.57B | 2019 | 11.1B |
| 1998 | 1.98B | 2009 | 6.52B | 2020 | 12.5B |
| 1999 | 2.2B | 2010 | 6B | 2021 | 13.2B |
| 2000 | 2.24B | 2011 | 6.3B | 2022 | 14.6B |
| 2001 | 2.46B | 2012 | 7.12B | 2023 | 16.7B |
| 2002 | 2.81B | 2013 | 7.34B | 2024 | 17.4B |
| 2003 | 3.07B | 2014 | 7.65B | 2025 | 18.8B |
| 2004 | 3.33B | 2015 | 8.25B | 2026 | 20.7B |
| 2005 | 3.83B | 2016 | 8.63B | | |