Tabella dei dati
| 1990 | 92,7% | 2003 | 85,9% | 2016 | 40,3% |
| 1991 | 113,8% | 2004 | 81,9% | 2017 | 40,1% |
| 1992 | 110,9% | 2005 | 74,4% | 2018 | 42,9% |
| 1993 | 105,2% | 2006 | 32,2% | 2019 | 41,3% |
| 1994 | 96% | 2007 | 28,2% | 2020 | 52,9% |
| 1995 | 95,8% | 2008 | 31% | 2021 | 49,4% |
| 1996 | 98,7% | 2009 | 34,9% | 2022 | 49,8% |
| 1997 | 89,7% | 2010 | 32,3% | 2023 | 52,1% |
| 1998 | 108,5% | 2011 | 29,9% | 2024 | 49,8% |
| 1999 | 104,1% | 2012 | 30,4% | 2025 | 48,7% |
| 2000 | 90,2% | 2013 | 36,2% | 2026 | 49,3% |
| 2001 | 82,1% | 2014 | 37,8% | | |
| 2002 | 86,7% | 2015 | 44,1% | | |
Tabella dei dati
| 1990 | 1,09 mila mld | 2003 | 6,78 mila mld | 2016 | 15,16 mila mld |
| 1991 | 1,36 mila mld | 2004 | 7,75 mila mld | 2017 | 16,48 mila mld |
| 1992 | 1,54 mila mld | 2005 | 8,73 mila mld | 2018 | 19,68 mila mld |
| 1993 | 1,64 mila mld | 2006 | 4,42 mila mld | 2019 | 21,05 mila mld |
| 1994 | 2,07 mila mld | 2007 | 4,51 mila mld | 2020 | 26,14 mila mld |
| 1995 | 3,14 mila mld | 2008 | 5,68 mila mld | 2021 | 27,18 mila mld |
| 1996 | 3,95 mila mld | 2009 | 6,56 mila mld | 2022 | 31,32 mila mld |
| 1997 | 3,9 mila mld | 2010 | 6,75 mila mld | 2023 | 37,04 mila mld |
| 1998 | 5,2 mila mld | 2011 | 7,01 mila mld | 2024 | 39,65 mila mld |
| 1999 | 5,6 mila mld | 2012 | 7,74 mila mld | 2025 | 43,17 mila mld |
| 2000 | 5,65 mila mld | 2013 | 9,94 mila mld | 2026 | 48,77 mila mld |
| 2001 | 5,89 mila mld | 2014 | 11,45 mila mld | | |
| 2002 | 6,34 mila mld | 2015 | 14,64 mila mld | | |