Tabella dei dati
| 2000 | 22,7% | 2009 | 21,8% | 2018 | 23,3% |
| 2001 | 19,6% | 2010 | 23,3% | 2019 | 26,5% |
| 2002 | 20,8% | 2011 | 24,1% | 2020 | 26,4% |
| 2003 | 22,2% | 2012 | 24,3% | 2021 | 28,7% |
| 2004 | 22,5% | 2013 | 23,9% | 2022 | 29,2% |
| 2005 | 23% | 2014 | 23,7% | 2023 | 28,3% |
| 2006 | 22,7% | 2015 | 23,8% | 2024 | 28,5% |
| 2007 | 23,4% | 2016 | 24,9% | 2025 | 28,2% |
| 2008 | 22,1% | 2017 | 25,6% | 2026 | 28,5% |
Tabella dei dati
| 2000 | 14,7 mld | 2009 | 36,9 mld | 2018 | 95,9 mld |
| 2001 | 14 mld | 2010 | 43,5 mld | 2019 | 112 mld |
| 2002 | 15,5 mld | 2011 | 52,9 mld | 2020 | 115 mld |
| 2003 | 17,8 mld | 2012 | 60,3 mld | 2021 | 144 mld |
| 2004 | 20,8 mld | 2013 | 64,9 mld | 2022 | 164 mld |
| 2005 | 24,3 mld | 2014 | 73,1 mld | 2023 | 184 mld |
| 2006 | 27 mld | 2015 | 82,8 mld | 2024 | 205 mld |
| 2007 | 32 mld | 2016 | 94,7 mld | 2025 | 230 mld |
| 2008 | 36,5 mld | 2017 | 106 mld | 2026 | 253 mld |
Tabella dei dati
| 2000 | 20,6% | 2009 | 22,7% | 2018 | 27,7% |
| 2001 | 19,2% | 2010 | 22,6% | 2019 | 27,7% |
| 2002 | 18,7% | 2011 | 23,5% | 2020 | 28,9% |
| 2003 | 20,9% | 2012 | 24,1% | 2021 | 30% |
| 2004 | 20,8% | 2013 | 24,2% | 2022 | 28,6% |
| 2005 | 21,3% | 2014 | 24,6% | 2023 | 26% |
| 2006 | 21,4% | 2015 | 25,4% | 2024 | 26,2% |
| 2007 | 21,5% | 2016 | 26,8% | 2025 | 26,1% |
| 2008 | 21,9% | 2017 | 27,3% | 2026 | 27,1% |
Tabella dei dati
| 2000 | 13,3 mld | 2009 | 38,4 mld | 2018 | 114 mld |
| 2001 | 13,8 mld | 2010 | 42,3 mld | 2019 | 116 mld |
| 2002 | 13,9 mld | 2011 | 51,6 mld | 2020 | 126 mld |
| 2003 | 16,8 mld | 2012 | 59,7 mld | 2021 | 150 mld |
| 2004 | 19,2 mld | 2013 | 65,7 mld | 2022 | 160 mld |
| 2005 | 22,5 mld | 2014 | 75,8 mld | 2023 | 169 mld |
| 2006 | 25,4 mld | 2015 | 88,5 mld | 2024 | 189 mld |
| 2007 | 29,4 mld | 2016 | 102 mld | 2025 | 213 mld |
| 2008 | 36 mld | 2017 | 113 mld | 2026 | 240 mld |