Tabella dei dati
| 1980 | 242 mld | 1996 | 432 mld | 2012 | 1,26 mila mld |
| 1981 | 311 mld | 1997 | 523 mld | 2013 | 1,33 mila mld |
| 1982 | 226 mld | 1998 | 557 mld | 2014 | 1,36 mila mld |
| 1983 | 184 mld | 1999 | 631 mld | 2015 | 1,21 mila mld |
| 1984 | 217 mld | 2000 | 742 mld | 2016 | 1,11 mila mld |
| 1985 | 230 mld | 2001 | 796 mld | 2017 | 1,19 mila mld |
| 1986 | 159 mld | 2002 | 811 mld | 2018 | 1,26 mila mld |
| 1987 | 175 mld | 2003 | 766 mld | 2019 | 1,3 mila mld |
| 1988 | 214 mld | 2004 | 819 mld | 2020 | 1,12 mila mld |
| 1989 | 261 mld | 2005 | 918 mld | 2021 | 1,32 mila mld |
| 1990 | 308 mld | 2006 | 1,02 mila mld | 2022 | 1,47 mila mld |
| 1991 | 369 mld | 2007 | 1,1 mila mld | 2023 | 1,79 mila mld |
| 1992 | 428 mld | 2008 | 1,16 mila mld | 2024 | 1,83 mila mld |
| 1993 | 530 mld | 2009 | 943 mld | 2025 | 1,83 mila mld |
| 1994 | 554 mld | 2010 | 1,11 mila mld | 2026 | 2,12 mila mld |
| 1995 | 380 mld | 2011 | 1,23 mila mld | | |
Tabella dei dati
| 1980 | 5,56 mld | 1996 | 3,28 mila mld | 2012 | 16,53 mila mld |
| 1981 | 7,62 mld | 1997 | 4,14 mila mld | 2013 | 16,95 mila mld |
| 1982 | 12,3 mld | 1998 | 5,09 mila mld | 2014 | 18,14 mila mld |
| 1983 | 22,1 mld | 1999 | 6,03 mila mld | 2015 | 19,23 mila mld |
| 1984 | 36,4 mld | 2000 | 7,02 mila mld | 2016 | 20,76 mila mld |
| 1985 | 59,1 mld | 2001 | 7,44 mila mld | 2017 | 22,54 mila mld |
| 1986 | 96,9 mld | 2002 | 7,83 mila mld | 2018 | 24,18 mila mld |
| 1987 | 239 mld | 2003 | 8,26 mila mld | 2019 | 25,12 mila mld |
| 1988 | 486 mld | 2004 | 9,25 mila mld | 2020 | 24,09 mila mld |
| 1989 | 642 mld | 2005 | 10 mila mld | 2021 | 26,69 mila mld |
| 1990 | 865 mld | 2006 | 11,12 mila mld | 2022 | 29,53 mila mld |
| 1991 | 1,11 mila mld | 2007 | 12,05 mila mld | 2023 | 31,87 mila mld |
| 1992 | 1,32 mila mld | 2008 | 12,93 mila mld | 2024 | 33,51 mila mld |
| 1993 | 1,65 mila mld | 2009 | 12,75 mila mld | 2025 | 35,26 mila mld |
| 1994 | 1,87 mila mld | 2010 | 13,97 mila mld | 2026 | 37,62 mila mld |
| 1995 | 2,44 mila mld | 2011 | 15,27 mila mld | | |
Tabella dei dati
| 1980 | 10,52 mila mld | 1996 | 14,5 mila mld | 2012 | 21,54 mila mld |
| 1981 | 11,52 mila mld | 1997 | 15,54 mila mld | 2013 | 21,72 mila mld |
| 1982 | 11,52 mila mld | 1998 | 16,5 mila mld | 2014 | 22,27 mila mld |
| 1983 | 10,99 mila mld | 1999 | 16,96 mila mld | 2015 | 22,87 mila mld |
| 1984 | 11,37 mila mld | 2000 | 17,81 mila mld | 2016 | 23,27 mila mld |
| 1985 | 11,59 mila mld | 2001 | 17,73 mila mld | 2017 | 23,71 mila mld |
| 1986 | 11,13 mila mld | 2002 | 17,69 mila mld | 2018 | 24,18 mila mld |
| 1987 | 11,36 mila mld | 2003 | 17,9 mila mld | 2019 | 24,08 mila mld |
| 1988 | 11,5 mila mld | 2004 | 18,54 mila mld | 2020 | 22,07 mila mld |
| 1989 | 11,92 mila mld | 2005 | 18,93 mila mld | 2021 | 23,4 mila mld |
| 1990 | 12,55 mila mld | 2006 | 19,84 mila mld | 2022 | 24,27 mila mld |
| 1991 | 13,04 mila mld | 2007 | 20,25 mila mld | 2023 | 25,03 mila mld |
| 1992 | 13,51 mila mld | 2008 | 20,44 mila mld | 2024 | 25,37 mila mld |
| 1993 | 13,9 mila mld | 2009 | 19,16 mila mld | 2025 | 25,51 mila mld |
| 1994 | 14,51 mila mld | 2010 | 20,11 mila mld | 2026 | 25,93 mila mld |
| 1995 | 13,65 mila mld | 2011 | 20,8 mila mld | | |