Datentabelle
| 1990 | 27,5% | 2003 | 20,8% | 2016 | 21,3% |
| 1991 | 22,4% | 2004 | 20,9% | 2017 | 23,1% |
| 1992 | 22,3% | 2005 | 20,5% | 2018 | 24,4% |
| 1993 | 23,4% | 2006 | 20,5% | 2019 | 25,9% |
| 1994 | 23,1% | 2007 | 20,9% | 2020 | 25,5% |
| 1995 | 22,1% | 2008 | 23,1% | 2021 | 25,6% |
| 1996 | 21,5% | 2009 | 22,1% | 2022 | 29,6% |
| 1997 | 20,8% | 2010 | 23,5% | 2023 | 28,7% |
| 1998 | 21,3% | 2011 | 24,7% | 2024 | 29,4% |
| 1999 | 21% | 2012 | 23,5% | 2025 | 28,8% |
| 2000 | 20,8% | 2013 | 23,8% | 2026 | 28,7% |
| 2001 | 21,1% | 2014 | 24,6% | | |
| 2002 | 21,6% | 2015 | 22,5% | | |
Datentabelle
| 1990 | 3,41 Mrd. | 2003 | 7,73 Mrd. | 2016 | 20,3 Mrd. |
| 1991 | 3,08 Mrd. | 2004 | 8,52 Mrd. | 2017 | 23,6 Mrd. |
| 1992 | 3,51 Mrd. | 2005 | 8,98 Mrd. | 2018 | 27,6 Mrd. |
| 1993 | 3,94 Mrd. | 2006 | 9,85 Mrd. | 2019 | 31,9 Mrd. |
| 1994 | 4,17 Mrd. | 2007 | 10,9 Mrd. | 2020 | 30,4 Mrd. |
| 1995 | 4,3 Mrd. | 2008 | 13,4 Mrd. | 2021 | 33,5 Mrd. |
| 1996 | 4,67 Mrd. | 2009 | 13,6 Mrd. | 2022 | 40,9 Mrd. |
| 1997 | 5,01 Mrd. | 2010 | 15,6 Mrd. | 2023 | 43,2 Mrd. |
| 1998 | 5,56 Mrd. | 2011 | 16,7 Mrd. | 2024 | 47 Mrd. |
| 1999 | 5,98 Mrd. | 2012 | 17,3 Mrd. | 2025 | 49,7 Mrd. |
| 2000 | 6,43 Mrd. | 2013 | 18,8 Mrd. | 2026 | 53,3 Mrd. |
| 2001 | 7,03 Mrd. | 2014 | 21 Mrd. | | |
| 2002 | 7,45 Mrd. | 2015 | 20,2 Mrd. | | |
Datentabelle
| 1991 | 27,6% | 2003 | 23,5% | 2015 | 27,4% |
| 1992 | 25,7% | 2004 | 23% | 2016 | 27,2% |
| 1993 | 26,7% | 2005 | 23% | 2017 | 28,7% |
| 1994 | 25,9% | 2006 | 22,9% | 2018 | 28,7% |
| 1995 | 26,6% | 2007 | 23,3% | 2019 | 29,5% |
| 1996 | 26,7% | 2008 | 23,7% | 2020 | 34,5% |
| 1997 | 24,5% | 2009 | 24,6% | 2021 | 33,4% |
| 1998 | 24,2% | 2010 | 24% | 2022 | 36,6% |
| 1999 | 24% | 2011 | 27,9% | 2023 | 35,9% |
| 2000 | 24% | 2012 | 28,3% | 2024 | 35,8% |
| 2001 | 24% | 2013 | 30,8% | 2025 | 34% |
| 2002 | 24,1% | 2014 | 27,7% | 2026 | 36,1% |
Datentabelle
| 1991 | 3,81 Mrd. | 2003 | 8,71 Mrd. | 2015 | 24,6 Mrd. |
| 1992 | 4,05 Mrd. | 2004 | 9,38 Mrd. | 2016 | 25,9 Mrd. |
| 1993 | 4,48 Mrd. | 2005 | 10,1 Mrd. | 2017 | 29,3 Mrd. |
| 1994 | 4,69 Mrd. | 2006 | 11 Mrd. | 2018 | 32,4 Mrd. |
| 1995 | 5,18 Mrd. | 2007 | 12,2 Mrd. | 2019 | 36,3 Mrd. |
| 1996 | 5,8 Mrd. | 2008 | 13,7 Mrd. | 2020 | 41,3 Mrd. |
| 1997 | 5,9 Mrd. | 2009 | 15,2 Mrd. | 2021 | 43,7 Mrd. |
| 1998 | 6,3 Mrd. | 2010 | 15,9 Mrd. | 2022 | 50,6 Mrd. |
| 1999 | 6,85 Mrd. | 2011 | 18,9 Mrd. | 2023 | 54,2 Mrd. |
| 2000 | 7,42 Mrd. | 2012 | 20,9 Mrd. | 2024 | 57,2 Mrd. |
| 2001 | 7,99 Mrd. | 2013 | 24,4 Mrd. | 2025 | 58,7 Mrd. |
| 2002 | 8,33 Mrd. | 2014 | 23,6 Mrd. | 2026 | 67 Mrd. |