Datentabelle
| 1980 | 15,3 Mrd. | 1996 | 7,11 Mrd. | 2012 | 79,1 Mrd. |
| 1981 | 13,8 Mrd. | 1997 | 7,87 Mrd. | 2013 | 70,2 Mrd. |
| 1982 | 4,87 Mrd. | 1998 | 2,22 Mrd. | 2014 | 54,4 Mrd. |
| 1983 | 5,65 Mrd. | 1999 | 5,06 Mrd. | 2015 | 4,01 Mrd. |
| 1984 | 7 Mrd. | 2000 | 14,7 Mrd. | 2016 | -5,06 Mrd. |
| 1985 | 4,96 Mrd. | 2001 | 8,33 Mrd. | 2017 | 9,61 Mrd. |
| 1986 | 5,67 Mrd. | 2002 | 4,26 Mrd. | 2018 | 19,9 Mrd. |
| 1987 | 4,4 Mrd. | 2003 | 9,42 Mrd. | 2019 | 17,9 Mrd. |
| 1988 | 5,09 Mrd. | 2004 | 15,6 Mrd. | 2020 | 4,84 Mrd. |
| 1989 | 9,62 Mrd. | 2005 | 30,1 Mrd. | 2021 | 37,4 Mrd. |
| 1990 | 3,72 Mrd. | 2006 | 45,3 Mrd. | 2022 | 63,1 Mrd. |
| 1991 | -26,2 Mrd. | 2007 | 41,3 Mrd. | 2023 | 51,4 Mrd. |
| 1992 | -451 Mio. | 2008 | 60,2 Mrd. | 2024 | 46,7 Mrd. |
| 1993 | 2,5 Mrd. | 2009 | 28,3 Mrd. | 2025 | 36,7 Mrd. |
| 1994 | 3,22 Mrd. | 2010 | 37 Mrd. | 2026 | 45 Mrd. |
| 1995 | 5,02 Mrd. | 2011 | 66,1 Mrd. | | |
Datentabelle
| 1981 | 54,6% | 1997 | 25,9% | 2013 | 40,3% |
| 1982 | 22,6% | 1998 | 8,5% | 2014 | 33,4% |
| 1983 | 27,1% | 1999 | 16,8% | 2015 | 3,5% |
| 1984 | 32,3% | 2000 | 38,9% | 2016 | -4,6% |
| 1985 | 23,1% | 2001 | 23,9% | 2017 | 8% |
| 1986 | 31,7% | 2002 | 11,2% | 2018 | 14,3% |
| 1987 | 19,6% | 2003 | 19,7% | 2019 | 12,7% |
| 1988 | 24,6% | 2004 | 26,2% | 2020 | 4,4% |
| 1989 | 39,6% | 2005 | 37,2% | 2021 | 25,2% |
| 1990 | 20,4% | 2006 | 44,6% | 2022 | 34,4% |
| 1991 | -243% | 2007 | 36% | 2023 | 31,1% |
| 1992 | -2,3% | 2008 | 40,9% | 2024 | 29% |
| 1993 | 10,4% | 2009 | 26,7% | 2025 | 23,3% |
| 1994 | 12,9% | 2010 | 32% | 2026 | 26% |
| 1995 | 18,5% | 2011 | 42,9% | | |
| 1996 | 22,6% | 2012 | 45,5% | | |