Tabella dei dati
| 1989 | 14,1% | 2002 | 16,9% | 2015 | 17,9% |
| 1990 | 17,3% | 2003 | 16,9% | 2016 | 18,3% |
| 1991 | 17,8% | 2004 | 16,6% | 2017 | 18,7% |
| 1992 | 18% | 2005 | 17,1% | 2018 | 19,4% |
| 1993 | 18,2% | 2006 | 18,2% | 2019 | 20,2% |
| 1994 | 19,2% | 2007 | 17,9% | 2020 | 20,4% |
| 1995 | 19,1% | 2008 | 17,9% | 2021 | 21% |
| 1996 | 20,2% | 2009 | 16,6% | 2022 | 20,4% |
| 1997 | 20,7% | 2010 | 16,1% | 2023 | 20,3% |
| 1998 | 19% | 2011 | 16,8% | 2024 | 21,2% |
| 1999 | 18,5% | 2012 | 17,5% | 2025 | 20,3% |
| 2000 | 17,5% | 2013 | 17,7% | 2026 | 20,3% |
| 2001 | 17,5% | 2014 | 18,2% | | |
Tabella dei dati
| 1989 | 149 mld | 2002 | 733 mld | 2015 | 2,5 mila mld |
| 1990 | 212 mld | 2003 | 798 mld | 2016 | 2,76 mila mld |
| 1991 | 253 mld | 2004 | 882 mld | 2017 | 3,1 mila mld |
| 1992 | 277 mld | 2005 | 1,01 mila mld | 2018 | 3,55 mila mld |
| 1993 | 307 mld | 2006 | 1,19 mila mld | 2019 | 3,95 mila mld |
| 1994 | 372 mld | 2007 | 1,29 mila mld | 2020 | 3,66 mila mld |
| 1995 | 415 mld | 2008 | 1,44 mila mld | 2021 | 4,07 mila mld |
| 1996 | 500 mld | 2009 | 1,4 mila mld | 2022 | 4,5 mila mld |
| 1997 | 573 mld | 2010 | 1,51 mila mld | 2023 | 4,93 mila mld |
| 1998 | 580 mld | 2011 | 1,71 mila mld | 2024 | 5,61 mila mld |
| 1999 | 618 mld | 2012 | 1,93 mila mld | 2025 | 5,68 mila mld |
| 2000 | 648 mld | 2013 | 2,13 mila mld | 2026 | 6,14 mila mld |
| 2001 | 705 mld | 2014 | 2,4 mila mld | | |
Tabella dei dati
| 1989 | 15,7% | 2002 | 20,6% | 2015 | 17,8% |
| 1990 | 18,8% | 2003 | 20,4% | 2016 | 19% |
| 1991 | 18% | 2004 | 19,4% | 2017 | 19,5% |
| 1992 | 18,4% | 2005 | 18,7% | 2018 | 20,9% |
| 1993 | 17,6% | 2006 | 18,3% | 2019 | 21,7% |
| 1994 | 19,7% | 2007 | 18,2% | 2020 | 25,9% |
| 1995 | 19,1% | 2008 | 17,9% | 2021 | 27,2% |
| 1996 | 19,6% | 2009 | 19,2% | 2022 | 25,9% |
| 1997 | 20,3% | 2010 | 18,3% | 2023 | 24,7% |
| 1998 | 20,3% | 2011 | 17,2% | 2024 | 25,6% |
| 1999 | 20,7% | 2012 | 17,7% | 2025 | 24,3% |
| 2000 | 20,8% | 2013 | 17,3% | 2026 | 24% |
| 2001 | 21% | 2014 | 16,8% | | |
Tabella dei dati
| 1989 | 166 mld | 2002 | 894 mld | 2015 | 2,48 mila mld |
| 1990 | 231 mld | 2003 | 963 mld | 2016 | 2,88 mila mld |
| 1991 | 257 mld | 2004 | 1,03 mila mld | 2017 | 3,22 mila mld |
| 1992 | 284 mld | 2005 | 1,11 mila mld | 2018 | 3,82 mila mld |
| 1993 | 296 mld | 2006 | 1,2 mila mld | 2019 | 4,24 mila mld |
| 1994 | 380 mld | 2007 | 1,31 mila mld | 2020 | 4,65 mila mld |
| 1995 | 416 mld | 2008 | 1,44 mila mld | 2021 | 5,28 mila mld |
| 1996 | 487 mld | 2009 | 1,61 mila mld | 2022 | 5,7 mila mld |
| 1997 | 563 mld | 2010 | 1,72 mila mld | 2023 | 6 mila mld |
| 1998 | 620 mld | 2011 | 1,75 mila mld | 2024 | 6,78 mila mld |
| 1999 | 695 mld | 2012 | 1,96 mila mld | 2025 | 6,8 mila mld |
| 2000 | 769 mld | 2013 | 2,09 mila mld | 2026 | 7,25 mila mld |
| 2001 | 846 mld | 2014 | 2,22 mila mld | | |