Show data table
| 1997 | 72.2% | 2007 | 53.5% | 2017 | 71.9% |
| 1998 | 71.2% | 2008 | 55.1% | 2018 | 68.5% |
| 1999 | 68.2% | 2009 | 59.7% | 2019 | 66.6% |
| 2000 | 63.8% | 2010 | 57.7% | 2020 | 75.4% |
| 2001 | 60.6% | 2011 | 59.4% | 2021 | 74.8% |
| 2002 | 64.1% | 2012 | 62.1% | 2022 | 64.7% |
| 2003 | 60.2% | 2013 | 70.4% | 2023 | 58% |
| 2004 | 57.5% | 2014 | 72% | 2024 | 54.5% |
| 2005 | 58.2% | 2015 | 73.7% | 2025 | 52.6% |
| 2006 | 56.7% | 2016 | 73.3% | 2026 | 51.5% |
Show data table
| 1997 | 239B | 2007 | 517B | 2017 | 1.11T |
| 1998 | 274B | 2008 | 596B | 2018 | 1.14T |
| 1999 | 302B | 2009 | 683B | 2019 | 1.14T |
| 2000 | 320B | 2010 | 716B | 2020 | 1.25T |
| 2001 | 342B | 2011 | 773B | 2021 | 1.4T |
| 2002 | 391B | 2012 | 828B | 2022 | 1.39T |
| 2003 | 408B | 2013 | 950B | 2023 | 1.37T |
| 2004 | 424B | 2014 | 1T | 2024 | 1.37T |
| 2005 | 468B | 2015 | 1.06T | 2025 | 1.4T |
| 2006 | 495B | 2016 | 1.08T | 2026 | 1.46T |
Show data table
| 2011 | 58.2% | 2017 | 65.5% | 2023 | 50.5% |
| 2012 | 60.6% | 2018 | 60.5% | 2024 | 47% |
| 2013 | 68.2% | 2019 | 59.8% | 2025 | 45.5% |
| 2014 | 65.5% | 2020 | 66.3% | 2026 | 44.8% |
| 2015 | 68.8% | 2021 | 65.9% | | |
| 2016 | 69.8% | 2022 | 58.3% | | |
Show data table
| 2011 | 756B | 2017 | 1.02T | 2023 | 1.19T |
| 2012 | 807B | 2018 | 1.01T | 2024 | 1.18T |
| 2013 | 921B | 2019 | 1.02T | 2025 | 1.21T |
| 2014 | 914B | 2020 | 1.1T | 2026 | 1.27T |
| 2015 | 987B | 2021 | 1.23T | | |
| 2016 | 1.03T | 2022 | 1.25T | | |