Tabella dei dati
| 1990 | 18,8% | 2003 | 29% | 2016 | 17,1% |
| 1991 | 23,1% | 2004 | 27,9% | 2017 | 16,4% |
| 1992 | 21,6% | 2005 | 28,7% | 2018 | 16,9% |
| 1993 | 21,5% | 2006 | 29,8% | 2019 | 19,5% |
| 1994 | 22,4% | 2007 | 27,5% | 2020 | 17,6% |
| 1995 | 27,7% | 2008 | 29,9% | 2021 | 15,3% |
| 1996 | 24,3% | 2009 | 29,4% | 2022 | 18,8% |
| 1997 | 31,1% | 2010 | 25,8% | 2023 | 23,3% |
| 1998 | 32,4% | 2011 | 23,5% | 2024 | 21,5% |
| 1999 | 26,6% | 2012 | 30,2% | 2025 | 20,2% |
| 2000 | 31,4% | 2013 | 31,6% | 2026 | 19,6% |
| 2001 | 31,9% | 2014 | 29,7% | | |
| 2002 | 29,4% | 2015 | 21,1% | | |
Tabella dei dati
| 1990 | 324 mld | 2003 | 1,1 mila mld | 2016 | 1,42 mila mld |
| 1991 | 374 mld | 2004 | 1,14 mila mld | 2017 | 1,42 mila mld |
| 1992 | 341 mld | 2005 | 1,43 mila mld | 2018 | 1,58 mila mld |
| 1993 | 351 mld | 2006 | 1,58 mila mld | 2019 | 1,93 mila mld |
| 1994 | 555 mld | 2007 | 1,64 mila mld | 2020 | 1,55 mila mld |
| 1995 | 731 mld | 2008 | 2,08 mila mld | 2021 | 1,65 mila mld |
| 1996 | 755 mld | 2009 | 1,69 mila mld | 2022 | 2,39 mila mld |
| 1997 | 1,03 mila mld | 2010 | 1,83 mila mld | 2023 | 2,83 mila mld |
| 1998 | 912 mld | 2011 | 2,02 mila mld | 2024 | 2,72 mila mld |
| 1999 | 814 mld | 2012 | 2,64 mila mld | 2025 | 2,53 mila mld |
| 2000 | 1,21 mila mld | 2013 | 2,75 mila mld | 2026 | 2,55 mila mld |
| 2001 | 1,17 mila mld | 2014 | 2,67 mila mld | | |
| 2002 | 1,09 mila mld | 2015 | 1,8 mila mld | | |
Tabella dei dati
| 1990 | 22,6% | 2003 | 21,3% | 2016 | 21,8% |
| 1991 | 25,1% | 2004 | 20,9% | 2017 | 18,1% |
| 1992 | 26,5% | 2005 | 20,8% | 2018 | 17,1% |
| 1993 | 26,9% | 2006 | 21,1% | 2019 | 17,4% |
| 1994 | 23,9% | 2007 | 19,4% | 2020 | 19,8% |
| 1995 | 25,1% | 2008 | 18,9% | 2021 | 17,3% |
| 1996 | 22,2% | 2009 | 22,6% | 2022 | 19,7% |
| 1997 | 29,7% | 2010 | 23,1% | 2023 | 21,5% |
| 1998 | 45,5% | 2011 | 22,1% | 2024 | 24,8% |
| 1999 | 25,5% | 2012 | 24% | 2025 | 28,6% |
| 2000 | 20,3% | 2013 | 34,7% | 2026 | 29,6% |
| 2001 | 27,8% | 2014 | 23,8% | | |
| 2002 | 25,7% | 2015 | 22,3% | | |
Tabella dei dati
| 1990 | 390 mld | 2003 | 802 mld | 2016 | 1,82 mila mld |
| 1991 | 407 mld | 2004 | 855 mld | 2017 | 1,57 mila mld |
| 1992 | 418 mld | 2005 | 1,04 mila mld | 2018 | 1,6 mila mld |
| 1993 | 438 mld | 2006 | 1,12 mila mld | 2019 | 1,72 mila mld |
| 1994 | 592 mld | 2007 | 1,16 mila mld | 2020 | 1,75 mila mld |
| 1995 | 661 mld | 2008 | 1,31 mila mld | 2021 | 1,86 mila mld |
| 1996 | 689 mld | 2009 | 1,3 mila mld | 2022 | 2,51 mila mld |
| 1997 | 983 mld | 2010 | 1,64 mila mld | 2023 | 2,61 mila mld |
| 1998 | 1,28 mila mld | 2011 | 1,89 mila mld | 2024 | 3,14 mila mld |
| 1999 | 780 mld | 2012 | 2,1 mila mld | 2025 | 3,6 mila mld |
| 2000 | 780 mld | 2013 | 3,01 mila mld | 2026 | 3,84 mila mld |
| 2001 | 1,02 mila mld | 2014 | 2,14 mila mld | | |
| 2002 | 952 mld | 2015 | 1,89 mila mld | | |