Datentabelle
| 1990 | 41,3% | 2003 | 39,9% | 2016 | 25% |
| 1991 | 37,6% | 2004 | 39,5% | 2017 | 29% |
| 1992 | 35,3% | 2005 | 41,8% | 2018 | 31,6% |
| 1993 | 33,2% | 2006 | 42,3% | 2019 | 33,9% |
| 1994 | 32,3% | 2007 | 41,2% | 2020 | 28,9% |
| 1995 | 34,3% | 2008 | 40,2% | 2021 | 33,3% |
| 1996 | 35,7% | 2009 | 33,1% | 2022 | 41,4% |
| 1997 | 36,9% | 2010 | 35,5% | 2023 | 34,2% |
| 1998 | 31,8% | 2011 | 42,7% | 2024 | 31,9% |
| 1999 | 34,5% | 2012 | 42,7% | 2025 | 29,9% |
| 2000 | 43,4% | 2013 | 42,1% | 2026 | 31,8% |
| 2001 | 40,8% | 2014 | 39,8% | | |
| 2002 | 39,5% | 2015 | 31,1% | | |
Datentabelle
| 1990 | 2,13 Mrd. | 2003 | 3,79 Mrd. | 2016 | 7,22 Mrd. |
| 1991 | 1,88 Mrd. | 2004 | 4,31 Mrd. | 2017 | 9,01 Mrd. |
| 1992 | 1,94 Mrd. | 2005 | 5,71 Mrd. | 2018 | 11,1 Mrd. |
| 1993 | 1,83 Mrd. | 2006 | 6,92 Mrd. | 2019 | 11,5 Mrd. |
| 1994 | 1,84 Mrd. | 2007 | 7,65 Mrd. | 2020 | 8,43 Mrd. |
| 1995 | 2,09 Mrd. | 2008 | 10,8 Mrd. | 2021 | 11,2 Mrd. |
| 1996 | 2,4 Mrd. | 2009 | 7,06 Mrd. | 2022 | 17,5 Mrd. |
| 1997 | 2,57 Mrd. | 2010 | 8,88 Mrd. | 2023 | 14 Mrd. |
| 1998 | 1,96 Mrd. | 2011 | 12,7 Mrd. | 2024 | 13,2 Mrd. |
| 1999 | 2,36 Mrd. | 2012 | 14,4 Mrd. | 2025 | 12,2 Mrd. |
| 2000 | 3,71 Mrd. | 2013 | 14,5 Mrd. | 2026 | 14,3 Mrd. |
| 2001 | 3,49 Mrd. | 2014 | 14,2 Mrd. | | |
| 2002 | 3,5 Mrd. | 2015 | 9,4 Mrd. | | |
Datentabelle
| 1990 | 36,5% | 2003 | 34% | 2016 | 44,6% |
| 1991 | 37,4% | 2004 | 34,1% | 2017 | 39,4% |
| 1992 | 40,1% | 2005 | 30,6% | 2018 | 38,3% |
| 1993 | 40,1% | 2006 | 30,1% | 2019 | 38,8% |
| 1994 | 39,7% | 2007 | 30,7% | 2020 | 44,5% |
| 1995 | 38,2% | 2008 | 25,6% | 2021 | 36,5% |
| 1996 | 33,5% | 2009 | 33,4% | 2022 | 31,1% |
| 1997 | 32,1% | 2010 | 30,6% | 2023 | 27,5% |
| 1998 | 36,1% | 2011 | 34,5% | 2024 | 28,7% |
| 1999 | 34,2% | 2012 | 38,6% | 2025 | 28,9% |
| 2000 | 31,2% | 2013 | 39,3% | 2026 | 26,6% |
| 2001 | 33,3% | 2014 | 41,4% | | |
| 2002 | 34,1% | 2015 | 44,5% | | |
Datentabelle
| 1990 | 1,88 Mrd. | 2003 | 3,23 Mrd. | 2016 | 12,9 Mrd. |
| 1991 | 1,87 Mrd. | 2004 | 3,72 Mrd. | 2017 | 12,3 Mrd. |
| 1992 | 2,2 Mrd. | 2005 | 4,18 Mrd. | 2018 | 13,5 Mrd. |
| 1993 | 2,21 Mrd. | 2006 | 4,92 Mrd. | 2019 | 13,1 Mrd. |
| 1994 | 2,26 Mrd. | 2007 | 5,71 Mrd. | 2020 | 13 Mrd. |
| 1995 | 2,33 Mrd. | 2008 | 6,87 Mrd. | 2021 | 12,3 Mrd. |
| 1996 | 2,26 Mrd. | 2009 | 7,12 Mrd. | 2022 | 13,1 Mrd. |
| 1997 | 2,24 Mrd. | 2010 | 7,64 Mrd. | 2023 | 11,2 Mrd. |
| 1998 | 2,23 Mrd. | 2011 | 10,3 Mrd. | 2024 | 11,8 Mrd. |
| 1999 | 2,34 Mrd. | 2012 | 13 Mrd. | 2025 | 11,8 Mrd. |
| 2000 | 2,67 Mrd. | 2013 | 13,6 Mrd. | 2026 | 12 Mrd. |
| 2001 | 2,84 Mrd. | 2014 | 14,8 Mrd. | | |
| 2002 | 3,03 Mrd. | 2015 | 13,5 Mrd. | | |