Tableau de données
| 1980 | 28,9 Md | 1996 | 160 Md | 2012 | 263 Md |
| 1981 | 31,1 Md | 1997 | 177 Md | 2013 | 276 Md |
| 1982 | 32,3 Md | 1998 | 169 Md | 2014 | 291 Md |
| 1983 | 29,9 Md | 1999 | 166 Md | 2015 | 309 Md |
| 1984 | 33,5 Md | 2000 | 172 Md | 2016 | 321 Md |
| 1985 | 35,7 Md | 2001 | 169 Md | 2017 | 341 Md |
| 1986 | 41,1 Md | 2002 | 166 Md | 2018 | 362 Md |
| 1987 | 50,6 Md | 2003 | 161 Md | 2019 | 363 Md |
| 1988 | 59,7 Md | 2004 | 169 Md | 2020 | 345 Md |
| 1989 | 68,8 Md | 2005 | 182 Md | 2021 | 369 Md |
| 1990 | 76,9 Md | 2006 | 194 Md | 2022 | 359 Md |
| 1991 | 89 Md | 2007 | 212 Md | 2023 | 381 Md |
| 1992 | 104 Md | 2008 | 219 Md | 2024 | 408 Md |
| 1993 | 120 Md | 2009 | 214 Md | 2025 | 427 Md |
| 1994 | 136 Md | 2010 | 229 Md | 2026 | 450 Md |
| 1995 | 145 Md | 2011 | 249 Md | | |
Tableau de données
| 1980 | 144 Md | 1996 | 1,24 Bn | 2012 | 2,04 Bn |
| 1981 | 174 Md | 1997 | 1,37 Bn | 2013 | 2,14 Bn |
| 1982 | 196 Md | 1998 | 1,31 Bn | 2014 | 2,26 Bn |
| 1983 | 217 Md | 1999 | 1,29 Bn | 2015 | 2,4 Bn |
| 1984 | 262 Md | 2000 | 1,34 Bn | 2016 | 2,49 Bn |
| 1985 | 278 Md | 2001 | 1,32 Bn | 2017 | 2,66 Bn |
| 1986 | 321 Md | 2002 | 1,3 Bn | 2018 | 2,84 Bn |
| 1987 | 395 Md | 2003 | 1,26 Bn | 2019 | 2,85 Bn |
| 1988 | 466 Md | 2004 | 1,32 Bn | 2020 | 2,68 Bn |
| 1989 | 537 Md | 2005 | 1,41 Bn | 2021 | 2,87 Bn |
| 1990 | 599 Md | 2006 | 1,5 Bn | 2022 | 2,81 Bn |
| 1991 | 691 Md | 2007 | 1,65 Bn | 2023 | 2,98 Bn |
| 1992 | 807 Md | 2008 | 1,71 Bn | 2024 | 3,19 Bn |
| 1993 | 931 Md | 2009 | 1,66 Bn | 2025 | 3,33 Bn |
| 1994 | 1,05 Bn | 2010 | 1,78 Bn | 2026 | 3,5 Bn |
| 1995 | 1,12 Bn | 2011 | 1,93 Bn | | |
Tableau de données
| 1980 | 578 Md | 1996 | 1,49 Bn | 2012 | 2,59 Bn |
| 1981 | 631 Md | 1997 | 1,57 Bn | 2013 | 2,67 Bn |
| 1982 | 649 Md | 1998 | 1,48 Bn | 2014 | 2,75 Bn |
| 1983 | 689 Md | 1999 | 1,52 Bn | 2015 | 2,81 Bn |
| 1984 | 757 Md | 2000 | 1,63 Bn | 2016 | 2,87 Bn |
| 1985 | 763 Md | 2001 | 1,64 Bn | 2017 | 2,98 Bn |
| 1986 | 848 Md | 2002 | 1,67 Bn | 2018 | 3,07 Bn |
| 1987 | 961 Md | 2003 | 1,72 Bn | 2019 | 3,02 Bn |
| 1988 | 1,04 Bn | 2004 | 1,87 Bn | 2020 | 2,82 Bn |
| 1989 | 1,07 Bn | 2005 | 2,01 Bn | 2021 | 3 Bn |
| 1990 | 1,11 Bn | 2006 | 2,15 Bn | 2022 | 2,89 Bn |
| 1991 | 1,17 Bn | 2007 | 2,29 Bn | 2023 | 2,98 Bn |
| 1992 | 1,24 Bn | 2008 | 2,34 Bn | 2024 | 3,06 Bn |
| 1993 | 1,32 Bn | 2009 | 2,28 Bn | 2025 | 3,17 Bn |
| 1994 | 1,4 Bn | 2010 | 2,43 Bn | 2026 | 3,24 Bn |
| 1995 | 1,43 Bn | 2011 | 2,55 Bn | | |