Datentabelle
| 1990 | 94,1% | 2003 | 113% | 2016 | 83,1% |
| 1991 | 94,6% | 2004 | 107,7% | 2017 | 88,2% |
| 1992 | 90,8% | 2005 | 82,8% | 2018 | 84,3% |
| 1993 | 85,3% | 2006 | 79,1% | 2019 | 81,6% |
| 1994 | 84,5% | 2007 | 68,7% | 2020 | 100,5% |
| 1995 | 92,1% | 2008 | 66,8% | 2021 | 93% |
| 1996 | 85,5% | 2009 | 89,2% | 2022 | 82,4% |
| 1997 | 80,6% | 2010 | 79,4% | 2023 | 74,5% |
| 1998 | 94,6% | 2011 | 81,1% | 2024 | 71,8% |
| 1999 | 95,9% | 2012 | 76,9% | 2025 | 69,7% |
| 2000 | 96,4% | 2013 | 85,4% | 2026 | 66,5% |
| 2001 | 107,6% | 2014 | 91,9% | | |
| 2002 | 114,5% | 2015 | 92,1% | | |
Datentabelle
| 1990 | 1,22 Mrd. | 2003 | 2,89 Mrd. | 2016 | 3,34 Mrd. |
| 1991 | 1,29 Mrd. | 2004 | 2,98 Mrd. | 2017 | 3,65 Mrd. |
| 1992 | 1,29 Mrd. | 2005 | 2,56 Mrd. | 2018 | 3,78 Mrd. |
| 1993 | 1,3 Mrd. | 2006 | 2,79 Mrd. | 2019 | 3,8 Mrd. |
| 1994 | 1,43 Mrd. | 2007 | 2,76 Mrd. | 2020 | 3,83 Mrd. |
| 1995 | 1,53 Mrd. | 2008 | 2,81 Mrd. | 2021 | 4,02 Mrd. |
| 1996 | 1,57 Mrd. | 2009 | 3,34 Mrd. | 2022 | 4,13 Mrd. |
| 1997 | 1,6 Mrd. | 2010 | 2,78 Mrd. | 2023 | 4,13 Mrd. |
| 1998 | 2,02 Mrd. | 2011 | 2,82 Mrd. | 2024 | 4,19 Mrd. |
| 1999 | 2,16 Mrd. | 2012 | 2,84 Mrd. | 2025 | 4,28 Mrd. |
| 2000 | 2,35 Mrd. | 2013 | 3,06 Mrd. | 2026 | 4,28 Mrd. |
| 2001 | 2,55 Mrd. | 2014 | 3,42 Mrd. | | |
| 2002 | 2,78 Mrd. | 2015 | 3,58 Mrd. | | |