Tableau de données
| 1991 | 43,3% | 2003 | 44,7% | 2015 | 45,4% |
| 1992 | 44,7% | 2004 | 43,6% | 2016 | 45,9% |
| 1993 | 45,2% | 2005 | 43,5% | 2017 | 45,9% |
| 1994 | 45,8% | 2006 | 43,6% | 2018 | 46,5% |
| 1995 | 45,8% | 2007 | 43,7% | 2019 | 46,9% |
| 1996 | 45,9% | 2008 | 44,2% | 2020 | 46,7% |
| 1997 | 45,7% | 2009 | 45,1% | 2021 | 47,5% |
| 1998 | 45,6% | 2010 | 43,7% | 2022 | 46,7% |
| 1999 | 46,6% | 2011 | 44,5% | 2023 | 45,7% |
| 2000 | 46,3% | 2012 | 45% | 2024 | 46,8% |
| 2001 | 44,5% | 2013 | 45,3% | 2025 | 47,9% |
| 2002 | 44,2% | 2014 | 45,2% | 2026 | 47,9% |
Tableau de données
| 1991 | 690 Md | 2003 | 1 Bn | 2015 | 1,4 Bn |
| 1992 | 765 Md | 2004 | 999 Md | 2016 | 1,47 Bn |
| 1993 | 795 Md | 2005 | 1,01 Bn | 2017 | 1,53 Bn |
| 1994 | 841 Md | 2006 | 1,06 Bn | 2018 | 1,6 Bn |
| 1995 | 870 Md | 2007 | 1,11 Bn | 2019 | 1,66 Bn |
| 1996 | 886 Md | 2008 | 1,14 Bn | 2020 | 1,61 Bn |
| 1997 | 900 Md | 2009 | 1,13 Bn | 2021 | 1,75 Bn |
| 1998 | 923 Md | 2010 | 1,14 Bn | 2022 | 1,86 Bn |
| 1999 | 968 Md | 2011 | 1,22 Bn | 2023 | 1,93 Bn |
| 2000 | 987 Md | 2012 | 1,26 Bn | 2024 | 2,02 Bn |
| 2001 | 978 Md | 2013 | 1,3 Bn | 2025 | 2,14 Bn |
| 2002 | 982 Md | 2014 | 1,35 Bn | 2026 | 2,21 Bn |
Tableau de données
| 1991 | 46,5% | 2003 | 48,5% | 2015 | 44,5% |
| 1992 | 47,4% | 2004 | 47% | 2016 | 44,7% |
| 1993 | 48,3% | 2005 | 46,9% | 2017 | 44,5% |
| 1994 | 48,3% | 2006 | 45,3% | 2018 | 44,7% |
| 1995 | 55,2% | 2007 | 43,5% | 2019 | 45,5% |
| 1996 | 49,6% | 2008 | 44,4% | 2020 | 51,1% |
| 1997 | 48,8% | 2009 | 48,3% | 2021 | 50,7% |
| 1998 | 48,3% | 2010 | 48,1% | 2022 | 48,6% |
| 1999 | 48,5% | 2011 | 45,3% | 2023 | 48,1% |
| 2000 | 48,1% | 2012 | 45,1% | 2024 | 49,4% |
| 2001 | 47,7% | 2013 | 45,2% | 2025 | 50,5% |
| 2002 | 48,2% | 2014 | 44,5% | 2026 | 51,7% |
Tableau de données
| 1991 | 741 Md | 2003 | 1,09 Bn | 2015 | 1,37 Bn |
| 1992 | 810 Md | 2004 | 1,08 Bn | 2016 | 1,43 Bn |
| 1993 | 849 Md | 2005 | 1,09 Bn | 2017 | 1,48 Bn |
| 1994 | 888 Md | 2006 | 1,1 Bn | 2018 | 1,53 Bn |
| 1995 | 1,05 Bn | 2007 | 1,11 Bn | 2019 | 1,61 Bn |
| 1996 | 956 Md | 2008 | 1,15 Bn | 2020 | 1,76 Bn |
| 1997 | 959 Md | 2009 | 1,2 Bn | 2021 | 1,87 Bn |
| 1998 | 977 Md | 2010 | 1,26 Bn | 2022 | 1,94 Bn |
| 1999 | 1,01 Bn | 2011 | 1,24 Bn | 2023 | 2,03 Bn |
| 2000 | 1,02 Bn | 2012 | 1,26 Bn | 2024 | 2,14 Bn |
| 2001 | 1,05 Bn | 2013 | 1,29 Bn | 2025 | 2,26 Bn |
| 2002 | 1,07 Bn | 2014 | 1,33 Bn | 2026 | 2,39 Bn |