Datentabelle
| 1996 | 18,1% | 2007 | 21,9% | 2018 | 25,6% |
| 1997 | 18,1% | 2008 | 23% | 2019 | 24,6% |
| 1998 | 18,2% | 2009 | 20,7% | 2020 | 24,6% |
| 1999 | 17,1% | 2010 | 21,4% | 2021 | 22,4% |
| 2000 | 16,5% | 2011 | 22,4% | 2022 | 22,4% |
| 2001 | 18,6% | 2012 | 21,8% | 2023 | 23,4% |
| 2002 | 19% | 2013 | 22,6% | 2024 | 25,2% |
| 2003 | 16,1% | 2014 | 23,1% | 2025 | 24,9% |
| 2004 | 17,2% | 2015 | 22,8% | 2026 | 24,6% |
| 2005 | 17,7% | 2016 | 23,2% | | |
| 2006 | 18,9% | 2017 | 24,2% | | |
Datentabelle
| 1996 | 309 Mio. | 2007 | 746 Mio. | 2018 | 1,17 Mrd. |
| 1997 | 316 Mio. | 2008 | 801 Mio. | 2019 | 1,17 Mrd. |
| 1998 | 339 Mio. | 2009 | 699 Mio. | 2020 | 1,01 Mrd. |
| 1999 | 342 Mio. | 2010 | 749 Mio. | 2021 | 1,09 Mrd. |
| 2000 | 375 Mio. | 2011 | 821 Mio. | 2022 | 1,27 Mrd. |
| 2001 | 437 Mio. | 2012 | 837 Mio. | 2023 | 1,43 Mrd. |
| 2002 | 472 Mio. | 2013 | 920 Mio. | 2024 | 1,62 Mrd. |
| 2003 | 423 Mio. | 2014 | 988 Mio. | 2025 | 1,66 Mrd. |
| 2004 | 481 Mio. | 2015 | 1 Mrd. | 2026 | 1,69 Mrd. |
| 2005 | 522 Mio. | 2016 | 1,04 Mrd. | | |
| 2006 | 601 Mio. | 2017 | 1,1 Mrd. | | |
Datentabelle
| 1996 | 19,9% | 2007 | 22,1% | 2018 | 26,9% |
| 1997 | 19,9% | 2008 | 21,8% | 2019 | 27,5% |
| 1998 | 20,9% | 2009 | 23,2% | 2020 | 33,2% |
| 1999 | 23,6% | 2010 | 23,3% | 2021 | 25,7% |
| 2000 | 23,2% | 2011 | 23,5% | 2022 | 23,4% |
| 2001 | 25,9% | 2012 | 22,1% | 2023 | 25,8% |
| 2002 | 24,4% | 2013 | 23,8% | 2024 | 26,8% |
| 2003 | 24,6% | 2014 | 24,8% | 2025 | 25,9% |
| 2004 | 21,7% | 2015 | 27,9% | 2026 | 26,1% |
| 2005 | 21,4% | 2016 | 27,7% | | |
| 2006 | 21,2% | 2017 | 27,7% | | |
Datentabelle
| 1996 | 339 Mio. | 2007 | 753 Mio. | 2018 | 1,23 Mrd. |
| 1997 | 348 Mio. | 2008 | 757 Mio. | 2019 | 1,31 Mrd. |
| 1998 | 389 Mio. | 2009 | 783 Mio. | 2020 | 1,36 Mrd. |
| 1999 | 472 Mio. | 2010 | 815 Mio. | 2021 | 1,25 Mrd. |
| 2000 | 527 Mio. | 2011 | 860 Mio. | 2022 | 1,33 Mrd. |
| 2001 | 606 Mio. | 2012 | 846 Mio. | 2023 | 1,58 Mrd. |
| 2002 | 606 Mio. | 2013 | 969 Mio. | 2024 | 1,71 Mrd. |
| 2003 | 643 Mio. | 2014 | 1,06 Mrd. | 2025 | 1,72 Mrd. |
| 2004 | 608 Mio. | 2015 | 1,23 Mrd. | 2026 | 1,8 Mrd. |
| 2005 | 631 Mio. | 2016 | 1,24 Mrd. | | |
| 2006 | 673 Mio. | 2017 | 1,25 Mrd. | | |