Tableau de données
| 1990 | 32,8% | 2003 | 56,2% | 2016 | 40,3% |
| 1991 | 34,6% | 2004 | 57,1% | 2017 | 41,1% |
| 1992 | 38,9% | 2005 | 54,1% | 2018 | 39% |
| 1993 | 43,7% | 2006 | 47,8% | 2019 | 38,8% |
| 1994 | 46,4% | 2007 | 44% | 2020 | 42,4% |
| 1995 | 49,3% | 2008 | 44,2% | 2021 | 39,7% |
| 1996 | 50,6% | 2009 | 42,4% | 2022 | 35,9% |
| 1997 | 52,9% | 2010 | 40,7% | 2023 | 37,3% |
| 1998 | 55,3% | 2011 | 41,2% | 2024 | 40,5% |
| 1999 | 52% | 2012 | 41,9% | 2025 | 39,4% |
| 2000 | 51,7% | 2013 | 41,2% | 2026 | 38,5% |
| 2001 | 50,5% | 2014 | 41,2% | | |
| 2002 | 56,9% | 2015 | 41,4% | | |
Tableau de données
| 1990 | 123 Md | 2003 | 277 Md | 2016 | 277 Md |
| 1991 | 135 Md | 2004 | 290 Md | 2017 | 286 Md |
| 1992 | 155 Md | 2005 | 286 Md | 2018 | 282 Md |
| 1993 | 178 Md | 2006 | 269 Md | 2019 | 284 Md |
| 1994 | 194 Md | 2007 | 264 Md | 2020 | 301 Md |
| 1995 | 209 Md | 2008 | 275 Md | 2021 | 305 Md |
| 1996 | 216 Md | 2009 | 260 Md | 2022 | 294 Md |
| 1997 | 230 Md | 2010 | 259 Md | 2023 | 311 Md |
| 1998 | 246 Md | 2011 | 266 Md | 2024 | 346 Md |
| 1999 | 236 Md | 2012 | 274 Md | 2025 | 342 Md |
| 2000 | 246 Md | 2013 | 275 Md | 2026 | 340 Md |
| 2001 | 247 Md | 2014 | 280 Md | | |
| 2002 | 278 Md | 2015 | 282 Md | | |
Tableau de données
| 1990 | 12,9% | 2003 | 38,3% | 2016 | 21,3% |
| 1991 | 14% | 2004 | 44% | 2017 | 20,4% |
| 1992 | 17,5% | 2005 | 41% | 2018 | 18,4% |
| 1993 | 20,1% | 2006 | 35,9% | 2019 | 16,9% |
| 1994 | 22,6% | 2007 | 28,9% | 2020 | 20% |
| 1995 | 24,5% | 2008 | 24,5% | 2021 | 19,5% |
| 1996 | 26,5% | 2009 | 22,9% | 2022 | 15,7% |
| 1997 | 28,4% | 2010 | 21,5% | 2023 | 17% |
| 1998 | 29,5% | 2011 | 21,7% | 2024 | 20,3% |
| 1999 | 33,3% | 2012 | 21,3% | 2025 | 19,2% |
| 2000 | 33,5% | 2013 | 20,3% | 2026 | 18,3% |
| 2001 | 34,3% | 2014 | 20,4% | | |
| 2002 | 38,1% | 2015 | 20,6% | | |
Tableau de données
| 1990 | 48,2 Md | 2003 | 189 Md | 2016 | 147 Md |
| 1991 | 54,7 Md | 2004 | 224 Md | 2017 | 142 Md |
| 1992 | 69,8 Md | 2005 | 217 Md | 2018 | 133 Md |
| 1993 | 82,2 Md | 2006 | 202 Md | 2019 | 124 Md |
| 1994 | 94,6 Md | 2007 | 173 Md | 2020 | 142 Md |
| 1995 | 104 Md | 2008 | 153 Md | 2021 | 150 Md |
| 1996 | 113 Md | 2009 | 141 Md | 2022 | 128 Md |
| 1997 | 123 Md | 2010 | 137 Md | 2023 | 142 Md |
| 1998 | 131 Md | 2011 | 140 Md | 2024 | 173 Md |
| 1999 | 151 Md | 2012 | 139 Md | 2025 | 166 Md |
| 2000 | 160 Md | 2013 | 135 Md | 2026 | 161 Md |
| 2001 | 168 Md | 2014 | 138 Md | | |
| 2002 | 186 Md | 2015 | 140 Md | | |