Tabella dei dati
| 1995 | 40,5% | 2006 | 39,3% | 2017 | 39,9% |
| 1996 | 38,5% | 2007 | 39,8% | 2018 | 41% |
| 1997 | 38,2% | 2008 | 38,9% | 2019 | 40,7% |
| 1998 | 37,5% | 2009 | 39% | 2020 | 40,6% |
| 1999 | 37,8% | 2010 | 39,1% | 2021 | 40,1% |
| 2000 | 37% | 2011 | 40,1% | 2022 | 39,9% |
| 2001 | 37,3% | 2012 | 40,5% | 2023 | 40% |
| 2002 | 38,1% | 2013 | 41,1% | 2024 | 40,8% |
| 2003 | 42,1% | 2014 | 40,2% | 2025 | 41,4% |
| 2004 | 39,8% | 2015 | 41% | 2026 | 41,1% |
| 2005 | 39,3% | 2016 | 40,1% | | |
Tabella dei dati
| 1995 | 652 mld | 2006 | 1,39 mila mld | 2017 | 2,07 mila mld |
| 1996 | 708 mld | 2007 | 1,53 mila mld | 2018 | 2,24 mila mld |
| 1997 | 757 mld | 2008 | 1,57 mila mld | 2019 | 2,39 mila mld |
| 1998 | 813 mld | 2009 | 1,54 mila mld | 2020 | 2,37 mila mld |
| 1999 | 857 mld | 2010 | 1,57 mila mld | 2021 | 2,53 mila mld |
| 2000 | 889 mld | 2011 | 1,64 mila mld | 2022 | 2,81 mila mld |
| 2001 | 968 mld | 2012 | 1,67 mila mld | 2023 | 3,06 mila mld |
| 2002 | 1,03 mila mld | 2013 | 1,71 mila mld | 2024 | 3,29 mila mld |
| 2003 | 1,19 mila mld | 2014 | 1,76 mila mld | 2025 | 3,53 mila mld |
| 2004 | 1,23 mila mld | 2015 | 1,91 mila mld | 2026 | 3,65 mila mld |
| 2005 | 1,29 mila mld | 2016 | 1,94 mila mld | | |
Tabella dei dati
| 1995 | 52,8% | 2006 | 41,5% | 2017 | 38,5% |
| 1996 | 41,4% | 2007 | 40,5% | 2018 | 40,1% |
| 1997 | 41,3% | 2008 | 40,9% | 2019 | 40,4% |
| 1998 | 41,6% | 2009 | 44,5% | 2020 | 46,3% |
| 1999 | 40,9% | 2010 | 43,2% | 2021 | 45% |
| 2000 | 40,6% | 2011 | 42,8% | 2022 | 43% |
| 2001 | 43,1% | 2012 | 44,4% | 2023 | 43,7% |
| 2002 | 44,4% | 2013 | 42,4% | 2024 | 42,9% |
| 2003 | 49% | 2014 | 42,3% | 2025 | 43,5% |
| 2004 | 42,2% | 2015 | 41,7% | 2026 | 43,3% |
| 2005 | 42,3% | 2016 | 39,4% | | |
Tabella dei dati
| 1995 | 849 mld | 2006 | 1,46 mila mld | 2017 | 1,99 mila mld |
| 1996 | 762 mld | 2007 | 1,56 mila mld | 2018 | 2,2 mila mld |
| 1997 | 819 mld | 2008 | 1,65 mila mld | 2019 | 2,38 mila mld |
| 1998 | 903 mld | 2009 | 1,75 mila mld | 2020 | 2,7 mila mld |
| 1999 | 927 mld | 2010 | 1,74 mila mld | 2021 | 2,84 mila mld |
| 2000 | 974 mld | 2011 | 1,75 mila mld | 2022 | 3,03 mila mld |
| 2001 | 1,12 mila mld | 2012 | 1,83 mila mld | 2023 | 3,35 mila mld |
| 2002 | 1,2 mila mld | 2013 | 1,77 mila mld | 2024 | 3,45 mila mld |
| 2003 | 1,39 mila mld | 2014 | 1,85 mila mld | 2025 | 3,7 mila mld |
| 2004 | 1,3 mila mld | 2015 | 1,94 mila mld | 2026 | 3,86 mila mld |
| 2005 | 1,39 mila mld | 2016 | 1,91 mila mld | | |