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| 1997 | 13% | 2007 | 12,4% | 2017 | 12,5% |
| 1998 | 13,2% | 2008 | 11% | 2018 | 13,2% |
| 1999 | 13,5% | 2009 | 10,1% | 2019 | 13,5% |
| 2000 | 14,6% | 2010 | 10,8% | 2020 | 13,7% |
| 2001 | 15,2% | 2011 | 11,1% | 2021 | 14,2% |
| 2002 | 14,7% | 2012 | 10,7% | 2022 | 14% |
| 2003 | 15,5% | 2013 | 10,1% | 2023 | 14,4% |
| 2004 | 15,9% | 2014 | 10,8% | 2024 | 14,5% |
| 2005 | 14,3% | 2015 | 12,3% | 2025 | 15,1% |
| 2006 | 13,1% | 2016 | 12,5% | 2026 | 15,3% |
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| 1997 | 1,19 bill. | 2007 | 3,75 bill. | 2017 | 14,21 bill. |
| 1998 | 1,35 bill. | 2008 | 4,22 bill. | 2018 | 16,71 bill. |
| 1999 | 1,53 bill. | 2009 | 4,97 bill. | 2019 | 18,85 bill. |
| 2000 | 1,86 bill. | 2010 | 5,79 bill. | 2020 | 19,32 bill. |
| 2001 | 2,09 bill. | 2011 | 7,72 bill. | 2021 | 21,81 bill. |
| 2002 | 2,23 bill. | 2012 | 8,32 bill. | 2022 | 24,48 bill. |
| 2003 | 2,65 bill. | 2013 | 8,46 bill. | 2023 | 27,9 bill. |
| 2004 | 3,1 bill. | 2014 | 9,78 bill. | 2024 | 31,13 bill. |
| 2005 | 3,17 bill. | 2015 | 12 bill. | 2025 | 35,88 bill. |
| 2006 | 3,37 bill. | 2016 | 12,97 bill. | 2026 | 41,24 bill. |
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| 1997 | 13,9% | 2007 | 13,2% | 2017 | 16,3% |
| 1998 | 14% | 2008 | 12,9% | 2018 | 16,2% |
| 1999 | 14,7% | 2009 | 11,8% | 2019 | 18,3% |
| 2000 | 15,2% | 2010 | 15,4% | 2020 | 21,4% |
| 2001 | 16,2% | 2011 | 13,2% | 2021 | 22% |
| 2002 | 16,8% | 2012 | 13,1% | 2022 | 19,5% |
| 2003 | 16,5% | 2013 | 13,3% | 2023 | 19,3% |
| 2004 | 15,6% | 2014 | 13,6% | 2024 | 18,4% |
| 2005 | 14,5% | 2015 | 14,9% | 2025 | 22,2% |
| 2006 | 13,7% | 2016 | 15,2% | 2026 | 21,3% |
Mostrar tabla de datos
| 1997 | 1,26 bill. | 2007 | 3,99 bill. | 2017 | 18,58 bill. |
| 1998 | 1,42 bill. | 2008 | 4,99 bill. | 2018 | 20,54 bill. |
| 1999 | 1,67 bill. | 2009 | 5,75 bill. | 2019 | 25,59 bill. |
| 2000 | 1,94 bill. | 2010 | 8,29 bill. | 2020 | 30,27 bill. |
| 2001 | 2,23 bill. | 2011 | 9,14 bill. | 2021 | 33,73 bill. |
| 2002 | 2,54 bill. | 2012 | 10,16 bill. | 2022 | 33,98 bill. |
| 2003 | 2,82 bill. | 2013 | 11,13 bill. | 2023 | 37,34 bill. |
| 2004 | 3,03 bill. | 2014 | 12,26 bill. | 2024 | 39,58 bill. |
| 2005 | 3,21 bill. | 2015 | 14,54 bill. | 2025 | 52,87 bill. |
| 2006 | 3,53 bill. | 2016 | 15,7 bill. | 2026 | 57,17 bill. |