Tableau de données
| 1980 | 29 Md | 1996 | 78,6 Md | 2012 | 267 Md |
| 1981 | 34,4 Md | 1997 | 85,7 Md | 2013 | 277 Md |
| 1982 | 25,6 Md | 1998 | 82 Md | 2014 | 259 Md |
| 1983 | 20,8 Md | 1999 | 75,6 Md | 2015 | 243 Md |
| 1984 | 20,2 Md | 2000 | 78,3 Md | 2016 | 249 Md |
| 1985 | 17,4 Md | 2001 | 71,5 Md | 2017 | 276 Md |
| 1986 | 18,7 Md | 2002 | 70,3 Md | 2018 | 295 Md |
| 1987 | 22 Md | 2003 | 76,5 Md | 2019 | 278 Md |
| 1988 | 25,9 Md | 2004 | 99,1 Md | 2020 | 254 Md |
| 1989 | 29,9 Md | 2005 | 122 Md | 2021 | 315 Md |
| 1990 | 33,2 Md | 2006 | 154 Md | 2022 | 301 Md |
| 1991 | 38,2 Md | 2007 | 173 Md | 2023 | 336 Md |
| 1992 | 46,6 Md | 2008 | 180 Md | 2024 | 330 Md |
| 1993 | 49,9 Md | 2009 | 172 Md | 2025 | 355 Md |
| 1994 | 57,5 Md | 2010 | 217 Md | 2026 | 408 Md |
| 1995 | 74,1 Md | 2011 | 251 Md | | |
Tableau de données
| 1980 | 1,13 Bn | 1996 | 32,39 Bn | 2012 | 129,97 Bn |
| 1981 | 1,34 Bn | 1997 | 35,95 Bn | 2013 | 137,31 Bn |
| 1982 | 1,3 Bn | 1998 | 37,74 Bn | 2014 | 147,95 Bn |
| 1983 | 1,64 Bn | 1999 | 38,46 Bn | 2015 | 158,62 Bn |
| 1984 | 1,99 Bn | 2000 | 42,22 Bn | 2016 | 168,76 Bn |
| 1985 | 2,79 Bn | 2001 | 45,41 Bn | 2017 | 179,31 Bn |
| 1986 | 3,6 Bn | 2002 | 48,43 Bn | 2018 | 189,43 Bn |
| 1987 | 4,83 Bn | 2003 | 52,9 Bn | 2019 | 195,53 Bn |
| 1988 | 6,36 Bn | 2004 | 60,39 Bn | 2020 | 201,26 Bn |
| 1989 | 7,98 Bn | 2005 | 68,47 Bn | 2021 | 239,42 Bn |
| 1990 | 10,13 Bn | 2006 | 81,58 Bn | 2022 | 263,07 Bn |
| 1991 | 13,36 Bn | 2007 | 90,16 Bn | 2023 | 281,86 Bn |
| 1992 | 16,9 Bn | 2008 | 93,87 Bn | 2024 | 311,63 Bn |
| 1993 | 20,15 Bn | 2009 | 96,14 Bn | 2025 | 338,02 Bn |
| 1994 | 24,17 Bn | 2010 | 110,78 Bn | 2026 | 365,7 Bn |
| 1995 | 29,41 Bn | 2011 | 121,51 Bn | | |
Tableau de données
| 1980 | 39,9 Bn | 1996 | 81,64 Bn | 2012 | 164,42 Bn |
| 1981 | 42,38 Bn | 1997 | 87,67 Bn | 2013 | 169,86 Bn |
| 1982 | 36,62 Bn | 1998 | 91,34 Bn | 2014 | 172,91 Bn |
| 1983 | 35,59 Bn | 1999 | 91,09 Bn | 2015 | 176,63 Bn |
| 1984 | 37,69 Bn | 2000 | 95,61 Bn | 2016 | 179,73 Bn |
| 1985 | 38,43 Bn | 2001 | 98,63 Bn | 2017 | 182,17 Bn |
| 1986 | 40,58 Bn | 2002 | 101,79 Bn | 2018 | 189,43 Bn |
| 1987 | 43,25 Bn | 2003 | 106,6 Bn | 2019 | 190,64 Bn |
| 1988 | 46,4 Bn | 2004 | 113,71 Bn | 2020 | 178,92 Bn |
| 1989 | 51,32 Bn | 2005 | 120,35 Bn | 2021 | 199,17 Bn |
| 1990 | 53,21 Bn | 2006 | 127,63 Bn | 2022 | 203,46 Bn |
| 1991 | 57,36 Bn | 2007 | 134,22 Bn | 2023 | 204,52 Bn |
| 1992 | 63,76 Bn | 2008 | 139,31 Bn | 2024 | 209,93 Bn |
| 1993 | 67,96 Bn | 2009 | 137,75 Bn | 2025 | 214,74 Bn |
| 1994 | 71,38 Bn | 2010 | 145,81 Bn | 2026 | 219,88 Bn |
| 1995 | 77,76 Bn | 2011 | 154,89 Bn | | |