Tabella dei dati
| 1997 | 12,5% | 2007 | 16,6% | 2017 | 14,1% |
| 1998 | 12,3% | 2008 | 15,1% | 2018 | 14,3% |
| 1999 | 12,6% | 2009 | 13,3% | 2019 | 14,4% |
| 2000 | 13,2% | 2010 | 13,1% | 2020 | 14,2% |
| 2001 | 14,2% | 2011 | 12,9% | 2021 | 15,5% |
| 2002 | 14,2% | 2012 | 13,6% | 2022 | 15,3% |
| 2003 | 13% | 2013 | 14,1% | 2023 | 15,8% |
| 2004 | 13,7% | 2014 | 14,3% | 2024 | 16,4% |
| 2005 | 14,8% | 2015 | 16,7% | 2025 | 15,8% |
| 2006 | 15,3% | 2016 | 13,9% | 2026 | 15,9% |
Tabella dei dati
| 1997 | 35,1 mld | 2007 | 242 mld | 2017 | 531 mld |
| 1998 | 39,2 mld | 2008 | 250 mld | 2018 | 601 mld |
| 1999 | 44,2 mld | 2009 | 230 mld | 2019 | 657 mld |
| 2000 | 52,1 mld | 2010 | 259 mld | 2020 | 632 mld |
| 2001 | 60,5 mld | 2011 | 285 mld | 2021 | 841 mld |
| 2002 | 67,8 mld | 2012 | 323 mld | 2022 | 956 mld |
| 2003 | 81,6 mld | 2013 | 369 mld | 2023 | 1,07 mila mld |
| 2004 | 129 mld | 2014 | 417 mld | 2024 | 1,21 mila mld |
| 2005 | 160 mld | 2015 | 534 mld | 2025 | 1,24 mila mld |
| 2006 | 193 mld | 2016 | 484 mld | 2026 | 1,37 mila mld |
Tabella dei dati
| 1997 | 13,2% | 2007 | 16,3% | 2017 | 17,3% |
| 1998 | 12,6% | 2008 | 18,5% | 2018 | 16,5% |
| 1999 | 13,4% | 2009 | 16,2% | 2019 | 17,8% |
| 2000 | 14,1% | 2010 | 16,1% | 2020 | 22,2% |
| 2001 | 14,9% | 2011 | 16% | 2021 | 18,4% |
| 2002 | 16,5% | 2012 | 19,8% | 2022 | 18,5% |
| 2003 | 17,2% | 2013 | 18,5% | 2023 | 19,1% |
| 2004 | 17,3% | 2014 | 17% | 2024 | 19,5% |
| 2005 | 15,5% | 2015 | 16,7% | 2025 | 19,3% |
| 2006 | 17% | 2016 | 17% | 2026 | 19,4% |
Tabella dei dati
| 1997 | 36,9 mld | 2007 | 238 mld | 2017 | 649 mld |
| 1998 | 40,1 mld | 2008 | 307 mld | 2018 | 693 mld |
| 1999 | 47 mld | 2009 | 280 mld | 2019 | 815 mld |
| 2000 | 55,4 mld | 2010 | 318 mld | 2020 | 985 mld |
| 2001 | 63,6 mld | 2011 | 353 mld | 2021 | 1.000 mld |
| 2002 | 78,7 mld | 2012 | 472 mld | 2022 | 1,16 mila mld |
| 2003 | 108 mld | 2013 | 484 mld | 2023 | 1,29 mila mld |
| 2004 | 162 mld | 2014 | 497 mld | 2024 | 1,44 mila mld |
| 2005 | 168 mld | 2015 | 535 mld | 2025 | 1,53 mila mld |
| 2006 | 214 mld | 2016 | 592 mld | 2026 | 1,67 mila mld |