Datentabelle
| 1980 | 132 Mio. | 1996 | 679 Mio. | 2012 | 1,37 Mrd. |
| 1981 | 149 Mio. | 1997 | 734 Mio. | 2013 | 1,33 Mrd. |
| 1982 | 166 Mio. | 1998 | 790 Mio. | 2014 | 1,38 Mrd. |
| 1983 | 185 Mio. | 1999 | 836 Mio. | 2015 | 1,44 Mrd. |
| 1984 | 212 Mio. | 2000 | 901 Mio. | 2016 | 1,49 Mrd. |
| 1985 | 246 Mio. | 2001 | 878 Mio. | 2017 | 1,54 Mrd. |
| 1986 | 298 Mio. | 2002 | 898 Mio. | 2018 | 1,66 Mrd. |
| 1987 | 347 Mio. | 2003 | 948 Mio. | 2019 | 1,73 Mrd. |
| 1988 | 411 Mio. | 2004 | 1,03 Mrd. | 2020 | 1,41 Mrd. |
| 1989 | 455 Mio. | 2005 | 1,14 Mrd. | 2021 | 1,6 Mrd. |
| 1990 | 479 Mio. | 2006 | 1,3 Mrd. | 2022 | 1,86 Mrd. |
| 1991 | 504 Mio. | 2007 | 1,49 Mrd. | 2023 | 2,05 Mrd. |
| 1992 | 525 Mio. | 2008 | 1,56 Mrd. | 2024 | 2,16 Mrd. |
| 1993 | 566 Mio. | 2009 | 1,39 Mrd. | 2025 | 2,27 Mrd. |
| 1994 | 625 Mio. | 2010 | 1,3 Mrd. | 2026 | 2,39 Mrd. |
| 1995 | 616 Mio. | 2011 | 1,29 Mrd. | | |
Datentabelle
| 1980 | 358 Mio. | 1996 | 1,83 Mrd. | 2012 | 3,69 Mrd. |
| 1981 | 403 Mio. | 1997 | 1,98 Mrd. | 2013 | 3,58 Mrd. |
| 1982 | 449 Mio. | 1998 | 2,13 Mrd. | 2014 | 3,72 Mrd. |
| 1983 | 499 Mio. | 1999 | 2,26 Mrd. | 2015 | 3,88 Mrd. |
| 1984 | 573 Mio. | 2000 | 2,43 Mrd. | 2016 | 4,02 Mrd. |
| 1985 | 665 Mio. | 2001 | 2,37 Mrd. | 2017 | 4,14 Mrd. |
| 1986 | 803 Mio. | 2002 | 2,43 Mrd. | 2018 | 4,49 Mrd. |
| 1987 | 937 Mio. | 2003 | 2,56 Mrd. | 2019 | 4,66 Mrd. |
| 1988 | 1,11 Mrd. | 2004 | 2,77 Mrd. | 2020 | 3,81 Mrd. |
| 1989 | 1,23 Mrd. | 2005 | 3,09 Mrd. | 2021 | 4,33 Mrd. |
| 1990 | 1,29 Mrd. | 2006 | 3,52 Mrd. | 2022 | 5,01 Mrd. |
| 1991 | 1,36 Mrd. | 2007 | 4,02 Mrd. | 2023 | 5,55 Mrd. |
| 1992 | 1,42 Mrd. | 2008 | 4,21 Mrd. | 2024 | 5,84 Mrd. |
| 1993 | 1,53 Mrd. | 2009 | 3,74 Mrd. | 2025 | 6,14 Mrd. |
| 1994 | 1,69 Mrd. | 2010 | 3,51 Mrd. | 2026 | 6,44 Mrd. |
| 1995 | 1,66 Mrd. | 2011 | 3,48 Mrd. | | |
Datentabelle
| 1980 | 1,29 Mrd. | 1996 | 2,69 Mrd. | 2012 | 3,82 Mrd. |
| 1981 | 1,34 Mrd. | 1997 | 2,84 Mrd. | 2013 | 3,79 Mrd. |
| 1982 | 1,34 Mrd. | 1998 | 2,97 Mrd. | 2014 | 3,88 Mrd. |
| 1983 | 1,41 Mrd. | 1999 | 3,08 Mrd. | 2015 | 3,93 Mrd. |
| 1984 | 1,56 Mrd. | 2000 | 3,27 Mrd. | 2016 | 4,09 Mrd. |
| 1985 | 1,67 Mrd. | 2001 | 3,12 Mrd. | 2017 | 4,2 Mrd. |
| 1986 | 1,87 Mrd. | 2002 | 3,15 Mrd. | 2018 | 4,49 Mrd. |
| 1987 | 1,99 Mrd. | 2003 | 3,35 Mrd. | 2019 | 4,63 Mrd. |
| 1988 | 2,09 Mrd. | 2004 | 3,54 Mrd. | 2020 | 3,76 Mrd. |
| 1989 | 2,2 Mrd. | 2005 | 3,77 Mrd. | 2021 | 4,06 Mrd. |
| 1990 | 2,27 Mrd. | 2006 | 4,25 Mrd. | 2022 | 4,41 Mrd. |
| 1991 | 2,32 Mrd. | 2007 | 4,64 Mrd. | 2023 | 4,58 Mrd. |
| 1992 | 2,35 Mrd. | 2008 | 4,64 Mrd. | 2024 | 4,69 Mrd. |
| 1993 | 2,47 Mrd. | 2009 | 4,09 Mrd. | 2025 | 4,84 Mrd. |
| 1994 | 2,64 Mrd. | 2010 | 3,77 Mrd. | 2026 | 4,96 Mrd. |
| 1995 | 2,52 Mrd. | 2011 | 3,69 Mrd. | | |