Tabella dei dati
| 1991 | 31,7% | 2003 | 34,3% | 2015 | 23,6% |
| 1992 | 33% | 2004 | 40,8% | 2016 | 20,1% |
| 1993 | 28,4% | 2005 | 46,1% | 2017 | 22,4% |
| 1994 | 25,5% | 2006 | 48,1% | 2018 | 27,2% |
| 1995 | 27,3% | 2007 | 41,2% | 2019 | 27,8% |
| 1996 | 30,1% | 2008 | 56,5% | 2020 | 27,2% |
| 1997 | 33,1% | 2009 | 31,7% | 2021 | 26,2% |
| 1998 | 25,7% | 2010 | 37,4% | 2022 | 27,5% |
| 1999 | 24,3% | 2011 | 43,8% | 2023 | 26,5% |
| 2000 | 36,3% | 2012 | 44,2% | 2024 | 26,8% |
| 2001 | 33% | 2013 | 39,9% | 2025 | 23,2% |
| 2002 | 30% | 2014 | 35,2% | 2026 | 23,2% |
Tabella dei dati
| 1991 | 157 mld | 2003 | 278 mld | 2015 | 613 mld |
| 1992 | 170 mld | 2004 | 396 mld | 2016 | 519 mld |
| 1993 | 141 mld | 2005 | 568 mld | 2017 | 622 mld |
| 1994 | 129 mld | 2006 | 679 mld | 2018 | 906 mld |
| 1995 | 147 mld | 2007 | 643 mld | 2019 | 927 mld |
| 1996 | 179 mld | 2008 | 1,1 mila mld | 2020 | 782 mld |
| 1997 | 206 mld | 2009 | 510 mld | 2021 | 965 mld |
| 1998 | 141 mld | 2010 | 741 mld | 2022 | 1,28 mila mld |
| 1999 | 148 mld | 2011 | 1,12 mila mld | 2023 | 1,21 mila mld |
| 2000 | 258 mld | 2012 | 1,25 mila mld | 2024 | 1,26 mila mld |
| 2001 | 228 mld | 2013 | 1,15 mila mld | 2025 | 1,11 mila mld |
| 2002 | 213 mld | 2014 | 1,04 mila mld | 2026 | 1,21 mila mld |
Tabella dei dati
| 1990 | 39,3% | 2003 | 33,1% | 2016 | 33,3% |
| 1991 | 34,9% | 2004 | 31,1% | 2017 | 30,9% |
| 1992 | 41,2% | 2005 | 28,2% | 2018 | 32,4% |
| 1993 | 37,7% | 2006 | 27,3% | 2019 | 31,8% |
| 1994 | 33,8% | 2007 | 29,5% | 2020 | 37,4% |
| 1995 | 32,4% | 2008 | 26,7% | 2021 | 28,2% |
| 1996 | 33,3% | 2009 | 37,1% | 2022 | 25,3% |
| 1997 | 35,6% | 2010 | 33% | 2023 | 28,3% |
| 1998 | 34,5% | 2011 | 32,4% | 2024 | 29,2% |
| 1999 | 30,3% | 2012 | 32,5% | 2025 | 29% |
| 2000 | 33,1% | 2013 | 34,5% | 2026 | 26,7% |
| 2001 | 36,9% | 2014 | 38,6% | | |
| 2002 | 35,9% | 2015 | 38,5% | | |
Tabella dei dati
| 1990 | 173 mld | 2003 | 268 mld | 2016 | 861 mld |
| 1991 | 173 mld | 2004 | 302 mld | 2017 | 860 mld |
| 1992 | 211 mld | 2005 | 346 mld | 2018 | 1,08 mila mld |
| 1993 | 188 mld | 2006 | 385 mld | 2019 | 1,06 mila mld |
| 1994 | 171 mld | 2007 | 459 mld | 2020 | 1,08 mila mld |
| 1995 | 174 mld | 2008 | 520 mld | 2021 | 1,04 mila mld |
| 1996 | 198 mld | 2009 | 596 mld | 2022 | 1,17 mila mld |
| 1997 | 221 mld | 2010 | 654 mld | 2023 | 1,29 mila mld |
| 1998 | 190 mld | 2011 | 827 mld | 2024 | 1,37 mila mld |
| 1999 | 184 mld | 2012 | 917 mld | 2025 | 1,39 mila mld |
| 2000 | 235 mld | 2013 | 995 mld | 2026 | 1,39 mila mld |
| 2001 | 255 mld | 2014 | 1,14 mila mld | | |
| 2002 | 255 mld | 2015 | 1 mila mld | | |