Tableau de données
| 2000 | 145% | 2009 | 83,8% | 2018 | 71,2% |
| 2001 | 180,1% | 2010 | 43,5% | 2019 | 77,6% |
| 2002 | 163,5% | 2011 | 34,4% | 2020 | 102,5% |
| 2003 | 185,3% | 2012 | 30,2% | 2021 | 97,8% |
| 2004 | 122,6% | 2013 | 33,9% | 2022 | 93,5% |
| 2005 | 99,8% | 2014 | 42,3% | 2023 | 102,9% |
| 2006 | 94,7% | 2015 | 74,2% | 2024 | 98% |
| 2007 | 93,8% | 2016 | 84,5% | 2025 | 96,8% |
| 2008 | 69,6% | 2017 | 88,5% | 2026 | 91,3% |
Tableau de données
| 1989 | 0 M | 2002 | 3,79 Bn | 2015 | 5,21 Bn |
| 1990 | 0 M | 2003 | 4,15 Bn | 2016 | 5,47 Bn |
| 1991 | 0 M | 2004 | 3,3 Bn | 2017 | 6,08 Bn |
| 1992 | 0 M | 2005 | 3,5 Bn | 2018 | 5,84 Bn |
| 1993 | 0 M | 2006 | 3,99 Bn | 2019 | 6,36 Bn |
| 1994 | 0 M | 2007 | 3,94 Bn | 2020 | 6,77 Bn |
| 1995 | 0 M | 2008 | 3,62 Bn | 2021 | 7,25 Bn |
| 1996 | 0 M | 2009 | 3,83 Bn | 2022 | 8,13 Bn |
| 1997 | 0 M | 2010 | 2,83 Bn | 2023 | 8,84 Bn |
| 1998 | 0 M | 2011 | 2,54 Bn | 2024 | 8,78 Bn |
| 1999 | 0 M | 2012 | 2,73 Bn | 2025 | 8,77 Bn |
| 2000 | 3,74 Bn | 2013 | 3,01 Bn | 2026 | 8,65 Bn |
| 2001 | 4,01 Bn | 2014 | 3,74 Bn | | |