Tabella dei dati
| 1991 | 43,3% | 2003 | 44,7% | 2015 | 45,4% |
| 1992 | 44,7% | 2004 | 43,6% | 2016 | 45,9% |
| 1993 | 45,2% | 2005 | 43,5% | 2017 | 45,9% |
| 1994 | 45,8% | 2006 | 43,6% | 2018 | 46,5% |
| 1995 | 45,8% | 2007 | 43,7% | 2019 | 46,9% |
| 1996 | 45,9% | 2008 | 44,2% | 2020 | 46,7% |
| 1997 | 45,7% | 2009 | 45,1% | 2021 | 47,5% |
| 1998 | 45,6% | 2010 | 43,7% | 2022 | 46,7% |
| 1999 | 46,6% | 2011 | 44,5% | 2023 | 45,7% |
| 2000 | 46,3% | 2012 | 45% | 2024 | 46,8% |
| 2001 | 44,5% | 2013 | 45,3% | 2025 | 47,9% |
| 2002 | 44,2% | 2014 | 45,2% | 2026 | 47,9% |
Tabella dei dati
| 1991 | 690 mld | 2003 | 1 mila mld | 2015 | 1,4 mila mld |
| 1992 | 765 mld | 2004 | 999 mld | 2016 | 1,47 mila mld |
| 1993 | 795 mld | 2005 | 1,01 mila mld | 2017 | 1,53 mila mld |
| 1994 | 841 mld | 2006 | 1,06 mila mld | 2018 | 1,6 mila mld |
| 1995 | 870 mld | 2007 | 1,11 mila mld | 2019 | 1,66 mila mld |
| 1996 | 886 mld | 2008 | 1,14 mila mld | 2020 | 1,61 mila mld |
| 1997 | 900 mld | 2009 | 1,13 mila mld | 2021 | 1,75 mila mld |
| 1998 | 923 mld | 2010 | 1,14 mila mld | 2022 | 1,86 mila mld |
| 1999 | 968 mld | 2011 | 1,22 mila mld | 2023 | 1,93 mila mld |
| 2000 | 987 mld | 2012 | 1,26 mila mld | 2024 | 2,02 mila mld |
| 2001 | 978 mld | 2013 | 1,3 mila mld | 2025 | 2,14 mila mld |
| 2002 | 982 mld | 2014 | 1,35 mila mld | 2026 | 2,21 mila mld |
Tabella dei dati
| 1991 | 46,5% | 2003 | 48,5% | 2015 | 44,5% |
| 1992 | 47,4% | 2004 | 47% | 2016 | 44,7% |
| 1993 | 48,3% | 2005 | 46,9% | 2017 | 44,5% |
| 1994 | 48,3% | 2006 | 45,3% | 2018 | 44,7% |
| 1995 | 55,2% | 2007 | 43,5% | 2019 | 45,5% |
| 1996 | 49,6% | 2008 | 44,4% | 2020 | 51,1% |
| 1997 | 48,8% | 2009 | 48,3% | 2021 | 50,7% |
| 1998 | 48,3% | 2010 | 48,1% | 2022 | 48,6% |
| 1999 | 48,5% | 2011 | 45,3% | 2023 | 48,1% |
| 2000 | 48,1% | 2012 | 45,1% | 2024 | 49,4% |
| 2001 | 47,7% | 2013 | 45,2% | 2025 | 50,5% |
| 2002 | 48,2% | 2014 | 44,5% | 2026 | 51,7% |
Tabella dei dati
| 1991 | 741 mld | 2003 | 1,09 mila mld | 2015 | 1,37 mila mld |
| 1992 | 810 mld | 2004 | 1,08 mila mld | 2016 | 1,43 mila mld |
| 1993 | 849 mld | 2005 | 1,09 mila mld | 2017 | 1,48 mila mld |
| 1994 | 888 mld | 2006 | 1,1 mila mld | 2018 | 1,53 mila mld |
| 1995 | 1,05 mila mld | 2007 | 1,11 mila mld | 2019 | 1,61 mila mld |
| 1996 | 956 mld | 2008 | 1,15 mila mld | 2020 | 1,76 mila mld |
| 1997 | 959 mld | 2009 | 1,2 mila mld | 2021 | 1,87 mila mld |
| 1998 | 977 mld | 2010 | 1,26 mila mld | 2022 | 1,94 mila mld |
| 1999 | 1,01 mila mld | 2011 | 1,24 mila mld | 2023 | 2,03 mila mld |
| 2000 | 1,02 mila mld | 2012 | 1,26 mila mld | 2024 | 2,14 mila mld |
| 2001 | 1,05 mila mld | 2013 | 1,29 mila mld | 2025 | 2,26 mila mld |
| 2002 | 1,07 mila mld | 2014 | 1,33 mila mld | 2026 | 2,39 mila mld |