Tableau de données
| 1980 | 22,8% | 1996 | 103,7% | 2012 | 164,3% |
| 1981 | 27,1% | 1997 | 102,6% | 2013 | 180,5% |
| 1982 | 29,7% | 1998 | 100,8% | 2014 | 182,8% |
| 1983 | 34,1% | 1999 | 102,8% | 2015 | 180% |
| 1984 | 40,6% | 2000 | 108,9% | 2016 | 183,7% |
| 1985 | 47,3% | 2001 | 110,5% | 2017 | 182,6% |
| 1986 | 47,8% | 2002 | 107,9% | 2018 | 189,6% |
| 1987 | 53,2% | 2003 | 104,3% | 2019 | 183,7% |
| 1988 | 57,9% | 2004 | 105,5% | 2020 | 209,9% |
| 1989 | 60,7% | 2005 | 109,9% | 2021 | 197,8% |
| 1990 | 74,2% | 2006 | 105,3% | 2022 | 179,2% |
| 1991 | 75,7% | 2007 | 104,6% | 2023 | 165,5% |
| 1992 | 81,1% | 2008 | 110,9% | 2024 | 155,4% |
| 1993 | 101,7% | 2009 | 128,5% | 2025 | 145,7% |
| 1994 | 99,7% | 2010 | 147,8% | 2026 | 136,9% |
| 1995 | 100,4% | 2011 | 175,1% | | |
Tableau de données
| 1980 | 1,6 Md | 1996 | 104 Md | 2012 | 305 Md |
| 1981 | 2,27 Md | 1997 | 114 Md | 2013 | 322 Md |
| 1982 | 3,14 Md | 1998 | 122 Md | 2014 | 322 Md |
| 1983 | 4,29 Md | 1999 | 132 Md | 2015 | 316 Md |
| 1984 | 6,36 Md | 2000 | 148 Md | 2016 | 320 Md |
| 1985 | 9,04 Md | 2001 | 163 Md | 2017 | 324 Md |
| 1986 | 10,9 Md | 2002 | 171 Md | 2018 | 342 Md |
| 1987 | 13,7 Md | 2003 | 182 Md | 2019 | 340 Md |
| 1988 | 18,1 Md | 2004 | 199 Md | 2020 | 352 Md |
| 1989 | 22,6 Md | 2005 | 214 Md | 2021 | 365 Md |
| 1990 | 33,3 Md | 2006 | 226 Md | 2022 | 371 Md |
| 1991 | 42 Md | 2007 | 240 Md | 2023 | 372 Md |
| 1992 | 52 Md | 2008 | 265 Md | 2024 | 368 Md |
| 1993 | 73,4 Md | 2009 | 301 Md | 2025 | 362 Md |
| 1994 | 81,6 Md | 2010 | 331 Md | 2026 | 357 Md |
| 1995 | 92,1 Md | 2011 | 356 Md | | |