Tableau de données
| 1980 | 304 Md | 1996 | 869 Md | 2012 | 8,68 Bn |
| 1981 | 289 Md | 1997 | 968 Md | 2013 | 9,79 Bn |
| 1982 | 285 Md | 1998 | 1,04 Bn | 2014 | 10,7 Bn |
| 1983 | 306 Md | 1999 | 1,1 Bn | 2015 | 11,31 Bn |
| 1984 | 315 Md | 2000 | 1,22 Bn | 2016 | 11,45 Bn |
| 1985 | 311 Md | 2001 | 1,35 Bn | 2017 | 12,52 Bn |
| 1986 | 301 Md | 2002 | 1,49 Bn | 2018 | 14,11 Bn |
| 1987 | 328 Md | 2003 | 1,68 Bn | 2019 | 14,59 Bn |
| 1988 | 409 Md | 2004 | 1,98 Bn | 2020 | 15,11 Bn |
| 1989 | 459 Md | 2005 | 2,33 Bn | 2021 | 18,18 Bn |
| 1990 | 397 Md | 2006 | 2,8 Bn | 2022 | 18,34 Bn |
| 1991 | 416 Md | 2007 | 3,61 Bn | 2023 | 18,37 Bn |
| 1992 | 496 Md | 2008 | 4,66 Bn | 2024 | 18,95 Bn |
| 1993 | 622 Md | 2009 | 5,18 Bn | 2025 | 19,63 Bn |
| 1994 | 566 Md | 2010 | 6,14 Bn | 2026 | 20,85 Bn |
| 1995 | 738 Md | 2011 | 7,63 Bn | | |
Tableau de données
| 1980 | 455 Md | 1996 | 7,22 Bn | 2012 | 54,81 Bn |
| 1981 | 493 Md | 1997 | 8,02 Bn | 2013 | 60,61 Bn |
| 1982 | 540 Md | 1998 | 8,57 Bn | 2014 | 65,74 Bn |
| 1983 | 605 Md | 1999 | 9,12 Bn | 2015 | 70,42 Bn |
| 1984 | 730 Md | 2000 | 10,1 Bn | 2016 | 76,07 Bn |
| 1985 | 913 Md | 2001 | 11,19 Bn | 2017 | 84,51 Bn |
| 1986 | 1,04 Bn | 2002 | 12,3 Bn | 2018 | 93,36 Bn |
| 1987 | 1,22 Bn | 2003 | 13,91 Bn | 2019 | 100,67 Bn |
| 1988 | 1,52 Bn | 2004 | 16,38 Bn | 2020 | 104,22 Bn |
| 1989 | 1,73 Bn | 2005 | 19,06 Bn | 2021 | 117,31 Bn |
| 1990 | 1,9 Bn | 2006 | 22,3 Bn | 2022 | 123,34 Bn |
| 1991 | 2,21 Bn | 2007 | 27,48 Bn | 2023 | 129,43 Bn |
| 1992 | 2,73 Bn | 2008 | 32,34 Bn | 2024 | 134,92 Bn |
| 1993 | 3,58 Bn | 2009 | 35,36 Bn | 2025 | 140,19 Bn |
| 1994 | 4,88 Bn | 2010 | 41,56 Bn | 2026 | 145,88 Bn |
| 1995 | 6,16 Bn | 2011 | 49,27 Bn | | |
Tableau de données
| 1980 | 2,65 Bn | 1996 | 12,78 Bn | 2012 | 56,8 Bn |
| 1981 | 2,79 Bn | 1997 | 13,97 Bn | 2013 | 61,21 Bn |
| 1982 | 3,04 Bn | 1998 | 15,08 Bn | 2014 | 65,8 Bn |
| 1983 | 3,37 Bn | 1999 | 16,24 Bn | 2015 | 70,42 Bn |
| 1984 | 3,88 Bn | 2000 | 17,64 Bn | 2016 | 75,19 Bn |
| 1985 | 4,4 Bn | 2001 | 19,1 Bn | 2017 | 80,37 Bn |
| 1986 | 4,8 Bn | 2002 | 20,87 Bn | 2018 | 85,8 Bn |
| 1987 | 5,36 Bn | 2003 | 22,98 Bn | 2019 | 91 Bn |
| 1988 | 5,96 Bn | 2004 | 25,3 Bn | 2020 | 93,13 Bn |
| 1989 | 6,21 Bn | 2005 | 28,19 Bn | 2021 | 101,1 Bn |
| 1990 | 6,45 Bn | 2006 | 31,77 Bn | 2022 | 104,24 Bn |
| 1991 | 7,11 Bn | 2007 | 36,26 Bn | 2023 | 109,85 Bn |
| 1992 | 8,12 Bn | 2008 | 39,76 Bn | 2024 | 115,34 Bn |
| 1993 | 9,25 Bn | 2009 | 43,51 Bn | 2025 | 121,06 Bn |
| 1994 | 10,47 Bn | 2010 | 48,12 Bn | 2026 | 126,41 Bn |
| 1995 | 11,62 Bn | 2011 | 52,67 Bn | | |