Tableau de données
| 2001 | 32,3% | 2010 | 28,8% | 2019 | 30% |
| 2002 | 29,9% | 2011 | 29,1% | 2020 | 30,6% |
| 2003 | 29,3% | 2012 | 29,1% | 2021 | 31,8% |
| 2004 | 29,5% | 2013 | 31,2% | 2022 | 33,1% |
| 2005 | 30,9% | 2014 | 31,3% | 2023 | 29,6% |
| 2006 | 31,7% | 2015 | 31,5% | 2024 | 29,9% |
| 2007 | 31,6% | 2016 | 31% | 2025 | 30,9% |
| 2008 | 30,5% | 2017 | 30,4% | 2026 | 30,4% |
| 2009 | 28,2% | 2018 | 30% | | |
Tableau de données
| 2001 | 3,41 Bn | 2010 | 4,33 Bn | 2019 | 6,46 Bn |
| 2002 | 3,27 Bn | 2011 | 4,54 Bn | 2020 | 6,54 Bn |
| 2003 | 3,35 Bn | 2012 | 4,73 Bn | 2021 | 7,54 Bn |
| 2004 | 3,6 Bn | 2013 | 5,27 Bn | 2022 | 8,62 Bn |
| 2005 | 4,02 Bn | 2014 | 5,51 Bn | 2023 | 8,24 Bn |
| 2006 | 4,37 Bn | 2015 | 5,76 Bn | 2024 | 8,75 Bn |
| 2007 | 4,58 Bn | 2016 | 5,83 Bn | 2025 | 9,5 Bn |
| 2008 | 4,51 Bn | 2017 | 5,96 Bn | 2026 | 9,86 Bn |
| 2009 | 4,09 Bn | 2018 | 6,2 Bn | | |
Tableau de données
| 2001 | 32,8% | 2010 | 39,8% | 2019 | 35,8% |
| 2002 | 33,7% | 2011 | 38,8% | 2020 | 44,7% |
| 2003 | 34% | 2012 | 37,2% | 2021 | 43,2% |
| 2004 | 33,7% | 2013 | 35,8% | 2022 | 36,8% |
| 2005 | 33,9% | 2014 | 35,3% | 2023 | 37,5% |
| 2006 | 33,7% | 2015 | 35% | 2024 | 37,7% |
| 2007 | 34,6% | 2016 | 35,3% | 2025 | 37,7% |
| 2008 | 37,1% | 2017 | 35,2% | 2026 | 37,9% |
| 2009 | 41,4% | 2018 | 35,3% | | |
Tableau de données
| 2001 | 3,47 Bn | 2010 | 5,98 Bn | 2019 | 7,72 Bn |
| 2002 | 3,68 Bn | 2011 | 6,05 Bn | 2020 | 9,56 Bn |
| 2003 | 3,9 Bn | 2012 | 6,05 Bn | 2021 | 10,25 Bn |
| 2004 | 4,12 Bn | 2013 | 6,04 Bn | 2022 | 9,59 Bn |
| 2005 | 4,42 Bn | 2014 | 6,22 Bn | 2023 | 10,43 Bn |
| 2006 | 4,65 Bn | 2015 | 6,41 Bn | 2024 | 11,06 Bn |
| 2007 | 5 Bn | 2016 | 6,64 Bn | 2025 | 11,6 Bn |
| 2008 | 5,49 Bn | 2017 | 6,9 Bn | 2026 | 12,29 Bn |
| 2009 | 5,99 Bn | 2018 | 7,3 Bn | | |