Tabella dei dati
| 1985 | 10,3% | 1999 | 18,1% | 2013 | 21,7% |
| 1986 | 11,2% | 2000 | 16,8% | 2014 | 19,2% |
| 1987 | 14% | 2001 | 16,1% | 2015 | 18,3% |
| 1988 | 11,9% | 2002 | 15% | 2016 | 18,6% |
| 1989 | 16,1% | 2003 | 15,8% | 2017 | 19,3% |
| 1990 | 10,9% | 2004 | 16,1% | 2018 | 19,8% |
| 1991 | 14,2% | 2005 | 15,3% | 2019 | 20% |
| 1992 | 14,2% | 2006 | 36,2% | 2020 | 19,3% |
| 1993 | 14,1% | 2007 | 17,8% | 2021 | 20,4% |
| 1994 | 15,9% | 2008 | 15% | 2022 | 22% |
| 1995 | 16,8% | 2009 | 17,4% | 2023 | 22,5% |
| 1996 | 18,1% | 2010 | 17,6% | 2024 | 22% |
| 1997 | 17,4% | 2011 | 18,4% | 2025 | 22,5% |
| 1998 | 17,1% | 2012 | 19,9% | 2026 | 21,2% |
Tabella dei dati
| 1985 | 80,5 mld | 1999 | 378 mld | 2013 | 1,44 mila mld |
| 1986 | 88,9 mld | 2000 | 354 mld | 2014 | 1,32 mila mld |
| 1987 | 112 mld | 2001 | 376 mld | 2015 | 1,28 mila mld |
| 1988 | 104 mld | 2002 | 378 mld | 2016 | 1,41 mila mld |
| 1989 | 152 mld | 2003 | 435 mld | 2017 | 1,58 mila mld |
| 1990 | 103 mld | 2004 | 462 mld | 2018 | 1,75 mila mld |
| 1991 | 141 mld | 2005 | 497 mld | 2019 | 1,88 mila mld |
| 1992 | 142 mld | 2006 | 1,24 mila mld | 2020 | 1,98 mila mld |
| 1993 | 143 mld | 2007 | 651 mld | 2021 | 2,22 mila mld |
| 1994 | 189 mld | 2008 | 631 mld | 2022 | 2,55 mila mld |
| 1995 | 224 mld | 2009 | 772 mld | 2023 | 2,75 mila mld |
| 1996 | 269 mld | 2010 | 880 mld | 2024 | 3,08 mila mld |
| 1997 | 279 mld | 2011 | 1,05 mila mld | 2025 | 3,55 mila mld |
| 1998 | 319 mld | 2012 | 1,28 mila mld | 2026 | 3,83 mila mld |
Tabella dei dati
| 1985 | 11,5% | 1999 | 21,4% | 2013 | 25,3% |
| 1986 | 16,3% | 2000 | 19,8% | 2014 | 20,9% |
| 1987 | 19,2% | 2001 | 19,7% | 2015 | 20,4% |
| 1988 | 16,2% | 2002 | 19,5% | 2016 | 21,6% |
| 1989 | 14,2% | 2003 | 17,6% | 2017 | 26,3% |
| 1990 | 18,4% | 2004 | 20,3% | 2018 | 24,2% |
| 1991 | 17% | 2005 | 20,2% | 2019 | 23,3% |
| 1992 | 16,8% | 2006 | 21,9% | 2020 | 24,4% |
| 1993 | 17,9% | 2007 | 22,8% | 2021 | 27,8% |
| 1994 | 17,8% | 2008 | 18,6% | 2022 | 32,9% |
| 1995 | 19,4% | 2009 | 21,5% | 2023 | 29,4% |
| 1996 | 19,8% | 2010 | 21,7% | 2024 | 27,8% |
| 1997 | 20% | 2011 | 20,4% | 2025 | 26,1% |
| 1998 | 19,7% | 2012 | 22,7% | 2026 | 24,7% |
Tabella dei dati
| 1985 | 90 mld | 1999 | 446 mld | 2013 | 1,68 mila mld |
| 1986 | 129 mld | 2000 | 418 mld | 2014 | 1,44 mila mld |
| 1987 | 154 mld | 2001 | 459 mld | 2015 | 1,42 mila mld |
| 1988 | 142 mld | 2002 | 489 mld | 2016 | 1,65 mila mld |
| 1989 | 133 mld | 2003 | 484 mld | 2017 | 2,15 mila mld |
| 1990 | 175 mld | 2004 | 582 mld | 2018 | 2,14 mila mld |
| 1991 | 169 mld | 2005 | 655 mld | 2019 | 2,2 mila mld |
| 1992 | 167 mld | 2006 | 748 mld | 2020 | 2,5 mila mld |
| 1993 | 182 mld | 2007 | 834 mld | 2021 | 3,04 mila mld |
| 1994 | 211 mld | 2008 | 784 mld | 2022 | 3,82 mila mld |
| 1995 | 260 mld | 2009 | 956 mld | 2023 | 3,59 mila mld |
| 1996 | 294 mld | 2010 | 1,08 mila mld | 2024 | 3,9 mila mld |
| 1997 | 322 mld | 2011 | 1,16 mila mld | 2025 | 4,11 mila mld |
| 1998 | 367 mld | 2012 | 1,45 mila mld | 2026 | 4,46 mila mld |