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| 2003 | 37% | 2011 | 29,4% | 2019 | 32% |
| 2004 | 36,6% | 2012 | 29,1% | 2020 | 34,5% |
| 2005 | 35,6% | 2013 | 28,3% | 2021 | 35,6% |
| 2006 | 35,3% | 2014 | 28,7% | 2022 | 37,9% |
| 2007 | 35% | 2015 | 28,2% | 2023 | 39,7% |
| 2008 | 33,9% | 2016 | 27,7% | 2024 | 41% |
| 2009 | 33% | 2017 | 28,3% | 2025 | 42% |
| 2010 | 29,6% | 2018 | 29,6% | 2026 | 41,8% |
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| 2003 | 1,55 bill. | 2011 | 3,22 bill. | 2019 | 9,43 bill. |
| 2004 | 1,68 bill. | 2012 | 3,68 bill. | 2020 | 10,94 bill. |
| 2005 | 1,82 bill. | 2013 | 4,07 bill. | 2021 | 12,57 bill. |
| 2006 | 2,04 bill. | 2014 | 4,62 bill. | 2022 | 15,04 bill. |
| 2007 | 2,3 bill. | 2015 | 5,12 bill. | 2023 | 17,84 bill. |
| 2008 | 2,55 bill. | 2016 | 5,75 bill. | 2024 | 20,5 bill. |
| 2009 | 2,79 bill. | 2017 | 6,58 bill. | 2025 | 23,18 bill. |
| 2010 | 2,83 bill. | 2018 | 7,8 bill. | 2026 | 26,27 bill. |