Tabella dei dati
| 1993 | 26,1% | 2005 | 17,9% | 2017 | 21,2% |
| 1994 | 26,2% | 2006 | 18,1% | 2018 | 22,3% |
| 1995 | 17,8% | 2007 | 20,1% | 2019 | 23,9% |
| 1996 | 15,4% | 2008 | 20,5% | 2020 | 25,2% |
| 1997 | 15,8% | 2009 | 20,9% | 2021 | 24,1% |
| 1998 | 17,1% | 2010 | 21,2% | 2022 | 24,3% |
| 1999 | 19,3% | 2011 | 22,1% | 2023 | 24,9% |
| 2000 | 16,5% | 2012 | 20,9% | 2024 | 25,3% |
| 2001 | 17% | 2013 | 22,2% | 2025 | 25,5% |
| 2002 | 16,7% | 2014 | 22% | 2026 | 25,8% |
| 2003 | 15,2% | 2015 | 21,5% | | |
| 2004 | 15,5% | 2016 | 21,4% | | |
Tabella dei dati
| 1993 | 1,02 mld | 2005 | 401 mld | 2017 | 1,18 mila mld |
| 1994 | 48,9 mld | 2006 | 479 mld | 2018 | 1,34 mila mld |
| 1995 | 93,2 mld | 2007 | 633 mld | 2019 | 1,57 mila mld |
| 1996 | 102 mld | 2008 | 731 mld | 2020 | 1,56 mila mld |
| 1997 | 127 mld | 2009 | 656 mld | 2021 | 1,68 mila mld |
| 1998 | 164 mld | 2010 | 734 mld | 2022 | 2,06 mila mld |
| 1999 | 191 mld | 2011 | 835 mld | 2023 | 2,36 mila mld |
| 2000 | 170 mld | 2012 | 893 mld | 2024 | 2,58 mila mld |
| 2001 | 200 mld | 2013 | 1,01 mila mld | 2025 | 2,89 mila mld |
| 2002 | 228 mld | 2014 | 1,06 mila mld | 2026 | 3,17 mila mld |
| 2003 | 247 mld | 2015 | 1,08 mila mld | | |
| 2004 | 295 mld | 2016 | 1,09 mila mld | | |
Tabella dei dati
| 2005 | 19,9% | 2013 | 23,8% | 2021 | 28,7% |
| 2006 | 20% | 2014 | 24% | 2022 | 26,4% |
| 2007 | 22,4% | 2015 | 26,3% | 2023 | 26,9% |
| 2008 | 22,2% | 2016 | 27% | 2024 | 29% |
| 2009 | 28,6% | 2017 | 25,9% | 2025 | 29,2% |
| 2010 | 26,2% | 2018 | 24,1% | 2026 | 30,3% |
| 2011 | 25% | 2019 | 24,9% | | |
| 2012 | 22,4% | 2020 | 30,7% | | |
Tabella dei dati
| 2005 | 446 mld | 2013 | 1,08 mila mld | 2021 | 2,01 mila mld |
| 2006 | 531 mld | 2014 | 1,16 mila mld | 2022 | 2,24 mila mld |
| 2007 | 706 mld | 2015 | 1,33 mila mld | 2023 | 2,55 mila mld |
| 2008 | 793 mld | 2016 | 1,37 mila mld | 2024 | 2,95 mila mld |
| 2009 | 897 mld | 2017 | 1,44 mila mld | 2025 | 3,31 mila mld |
| 2010 | 907 mld | 2018 | 1,45 mila mld | 2026 | 3,73 mila mld |
| 2011 | 943 mld | 2019 | 1,63 mila mld | | |
| 2012 | 956 mld | 2020 | 1,89 mila mld | | |