Tabella dei dati
| 1980 | -367 mln | 1996 | -561 mln | 2012 | -6,79 mld |
| 1981 | -407 mln | 1997 | -438 mln | 2013 | -6,88 mld |
| 1982 | -497 mln | 1998 | -774 mln | 2014 | -6,44 mld |
| 1983 | -415 mln | 1999 | -855 mln | 2015 | -5,97 mld |
| 1984 | -308 mln | 2000 | -697 mln | 2016 | -3,85 mld |
| 1985 | -301 mln | 2001 | -649 mln | 2017 | -2,59 mld |
| 1986 | -409 mln | 2002 | -869 mln | 2018 | -4,43 mld |
| 1987 | -389 mln | 2003 | -817 mln | 2019 | -2,5 mld |
| 1988 | -359 mln | 2004 | -479 mln | 2020 | -3,78 mld |
| 1989 | -460 mln | 2005 | -761 mln | 2021 | -3,43 mld |
| 1990 | -517 mln | 2006 | -755 mln | 2022 | -6,37 mld |
| 1991 | -554 mln | 2007 | -786 mln | 2023 | -2,21 mld |
| 1992 | -501 mln | 2008 | -1,15 mld | 2024 | -2,49 mld |
| 1993 | -609 mln | 2009 | -1,23 mld | 2025 | -3,18 mld |
| 1994 | -648 mln | 2010 | -1,68 mld | 2026 | -10 mld |
| 1995 | -464 mln | 2011 | -3,33 mld | | |
Tabella dei dati
| 1980 | -8% | 1996 | -13,9% | 2012 | -40,7% |
| 1981 | -11,4% | 1997 | -9% | 2013 | -40% |
| 1982 | -13,6% | 1998 | -13,9% | 2014 | -35,8% |
| 1983 | -12,7% | 1999 | -13,6% | 2015 | -36,8% |
| 1984 | -9% | 2000 | -11,8% | 2016 | -31,9% |
| 1985 | -6,7% | 2001 | -11,5% | 2017 | -19,5% |
| 1986 | -7,7% | 2002 | -14,6% | 2018 | -29,5% |
| 1987 | -16,2% | 2003 | -12,4% | 2019 | -16,1% |
| 1988 | -17% | 2004 | -6% | 2020 | -26,5% |
| 1989 | -20,9% | 2005 | -8,6% | 2021 | -21,2% |
| 1990 | -14,7% | 2006 | -7,9% | 2022 | -33,7% |
| 1991 | -14,4% | 2007 | -7,3% | 2023 | -10,6% |
| 1992 | -17,9% | 2008 | -8,9% | 2024 | -11% |
| 1993 | -21,1% | 2009 | -10% | 2025 | -14,2% |
| 1994 | -21,9% | 2010 | -14,7% | 2026 | -43% |
| 1995 | -15,2% | 2011 | -22,8% | | |