Show data table
| 1998 | 38.5% | 2008 | 34.3% | 2018 | 56.4% |
| 1999 | 38.4% | 2009 | 36% | 2019 | 59.1% |
| 2000 | 43.1% | 2010 | 36.7% | 2020 | 68% |
| 2001 | 41.3% | 2011 | 35.7% | 2021 | 68.2% |
| 2002 | 42% | 2012 | 37.6% | 2022 | 67.8% |
| 2003 | 43.8% | 2013 | 39.8% | 2023 | 73.4% |
| 2004 | 40.8% | 2014 | 41.3% | 2024 | 67.3% |
| 2005 | 37.4% | 2015 | 45.8% | 2025 | 69.3% |
| 2006 | 37.1% | 2016 | 50.4% | 2026 | 71.6% |
| 2007 | 34.2% | 2017 | 53.9% | | |
Show data table
| 1998 | 479B | 2008 | 973B | 2018 | 5.27T |
| 1999 | 502B | 2009 | 1.18T | 2019 | 6.05T |
| 2000 | 598B | 2010 | 1.32T | 2020 | 7.28T |
| 2001 | 606B | 2011 | 1.49T | 2021 | 8.21T |
| 2002 | 630B | 2012 | 1.79T | 2022 | 9.15T |
| 2003 | 711B | 2013 | 2.11T | 2023 | 11.04T |
| 2004 | 735B | 2014 | 2.48T | 2024 | 10.93T |
| 2005 | 744B | 2015 | 3.16T | 2025 | 12.23T |
| 2006 | 793B | 2016 | 3.83T | 2026 | 13.96T |
| 2007 | 845B | 2017 | 4.57T | | |
Show data table
| 1998 | 38.1% | 2008 | 32.5% | 2018 | 51.8% |
| 1999 | 38.3% | 2009 | 32.2% | 2019 | 54% |
| 2000 | 41.3% | 2010 | 35.4% | 2020 | 63.8% |
| 2001 | 38.4% | 2011 | 35% | 2021 | 64.4% |
| 2002 | 39.4% | 2012 | 35.9% | 2022 | 64.3% |
| 2003 | 42.4% | 2013 | 35.8% | 2023 | 70.3% |
| 2004 | 39.4% | 2014 | 34.8% | 2024 | 64.1% |
| 2005 | 35% | 2015 | 39.7% | 2025 | 66.3% |
| 2006 | 34.7% | 2016 | 45.5% | 2026 | 68.8% |
| 2007 | 30% | 2017 | 49.7% | | |
Show data table
| 1998 | 474B | 2008 | 922B | 2018 | 4.84T |
| 1999 | 501B | 2009 | 1.06T | 2019 | 5.52T |
| 2000 | 572B | 2010 | 1.27T | 2020 | 6.84T |
| 2001 | 564B | 2011 | 1.46T | 2021 | 7.75T |
| 2002 | 590B | 2012 | 1.71T | 2022 | 8.68T |
| 2003 | 689B | 2013 | 1.9T | 2023 | 10.57T |
| 2004 | 710B | 2014 | 2.09T | 2024 | 10.4T |
| 2005 | 695B | 2015 | 2.73T | 2025 | 11.7T |
| 2006 | 743B | 2016 | 3.45T | 2026 | 13.42T |
| 2007 | 741B | 2017 | 4.22T | | |