Datentabelle
| 1980 | 46,5% | 1996 | 45,4% | 2012 | 43,8% |
| 1981 | 47,1% | 1997 | 44,1% | 2013 | 44,7% |
| 1982 | 48% | 1998 | 43,3% | 2014 | 44,6% |
| 1983 | 48,9% | 1999 | 44,6% | 2015 | 43,4% |
| 1984 | 48,3% | 2000 | 44,3% | 2016 | 44,1% |
| 1985 | 48,7% | 2001 | 43,6% | 2017 | 44,1% |
| 1986 | 48,4% | 2002 | 42,6% | 2018 | 43,9% |
| 1987 | 48,4% | 2003 | 42,6% | 2019 | 44% |
| 1988 | 47,4% | 2004 | 42,8% | 2020 | 44,1% |
| 1989 | 44,8% | 2005 | 42,9% | 2021 | 43,6% |
| 1990 | 44,7% | 2006 | 44% | 2022 | 43,3% |
| 1991 | 47,5% | 2007 | 43,1% | 2023 | 43,6% |
| 1992 | 47,1% | 2008 | 44,2% | 2024 | 43,5% |
| 1993 | 47,7% | 2009 | 43,4% | 2025 | 43,3% |
| 1994 | 45,9% | 2010 | 43,6% | 2026 | 43,5% |
| 1995 | 45,2% | 2011 | 43,4% | | |
Datentabelle
| 1980 | 81,2 Mrd. | 1996 | 157 Mrd. | 2012 | 288 Mrd. |
| 1981 | 86,4 Mrd. | 1997 | 163 Mrd. | 2013 | 297 Mrd. |
| 1982 | 91,6 Mrd. | 1998 | 171 Mrd. | 2014 | 302 Mrd. |
| 1983 | 96,9 Mrd. | 1999 | 187 Mrd. | 2015 | 304 Mrd. |
| 1984 | 100 Mrd. | 2000 | 201 Mrd. | 2016 | 318 Mrd. |
| 1985 | 105 Mrd. | 2001 | 211 Mrd. | 2017 | 331 Mrd. |
| 1986 | 108 Mrd. | 2002 | 214 Mrd. | 2018 | 346 Mrd. |
| 1987 | 110 Mrd. | 2003 | 219 Mrd. | 2019 | 365 Mrd. |
| 1988 | 112 Mrd. | 2004 | 228 Mrd. | 2020 | 360 Mrd. |
| 1989 | 112 Mrd. | 2005 | 237 Mrd. | 2021 | 389 Mrd. |
| 1990 | 119 Mrd. | 2006 | 258 Mrd. | 2022 | 430 Mrd. |
| 1991 | 133 Mrd. | 2007 | 268 Mrd. | 2023 | 458 Mrd. |
| 1992 | 138 Mrd. | 2008 | 288 Mrd. | 2024 | 488 Mrd. |
| 1993 | 143 Mrd. | 2009 | 273 Mrd. | 2025 | 511 Mrd. |
| 1994 | 145 Mrd. | 2010 | 280 Mrd. | 2026 | 535 Mrd. |
| 1995 | 149 Mrd. | 2011 | 284 Mrd. | | |
Datentabelle
| 1980 | 50,6% | 1996 | 47,3% | 2012 | 47,6% |
| 1981 | 52,3% | 1997 | 45,7% | 2013 | 47,5% |
| 1982 | 53,9% | 1998 | 44,6% | 2014 | 46,7% |
| 1983 | 54,5% | 1999 | 44,3% | 2015 | 45,3% |
| 1984 | 54,5% | 2000 | 43,2% | 2016 | 43,9% |
| 1985 | 52,9% | 2001 | 44,1% | 2017 | 42,8% |
| 1986 | 52,6% | 2002 | 44,8% | 2018 | 42,4% |
| 1987 | 53,6% | 2003 | 45,8% | 2019 | 42,1% |
| 1988 | 51,7% | 2004 | 44,7% | 2020 | 47,8% |
| 1989 | 49,9% | 2005 | 43,4% | 2021 | 45,9% |
| 1990 | 48,8% | 2006 | 44% | 2022 | 43,3% |
| 1991 | 49,6% | 2007 | 43,3% | 2023 | 44% |
| 1992 | 50,2% | 2008 | 44,3% | 2024 | 44,4% |
| 1993 | 50,9% | 2009 | 48,4% | 2025 | 45,1% |
| 1994 | 49,4% | 2010 | 48,9% | 2026 | 46,2% |
| 1995 | 53,9% | 2011 | 47,8% | | |
Datentabelle
| 1980 | 88,5 Mrd. | 1996 | 163 Mrd. | 2012 | 314 Mrd. |
| 1981 | 95,9 Mrd. | 1997 | 169 Mrd. | 2013 | 316 Mrd. |
| 1982 | 103 Mrd. | 1998 | 176 Mrd. | 2014 | 317 Mrd. |
| 1983 | 108 Mrd. | 1999 | 186 Mrd. | 2015 | 316 Mrd. |
| 1984 | 113 Mrd. | 2000 | 195 Mrd. | 2016 | 316 Mrd. |
| 1985 | 115 Mrd. | 2001 | 213 Mrd. | 2017 | 321 Mrd. |
| 1986 | 118 Mrd. | 2002 | 225 Mrd. | 2018 | 334 Mrd. |
| 1987 | 122 Mrd. | 2003 | 236 Mrd. | 2019 | 349 Mrd. |
| 1988 | 123 Mrd. | 2004 | 237 Mrd. | 2020 | 390 Mrd. |
| 1989 | 125 Mrd. | 2005 | 240 Mrd. | 2021 | 409 Mrd. |
| 1990 | 130 Mrd. | 2006 | 258 Mrd. | 2022 | 430 Mrd. |
| 1991 | 139 Mrd. | 2007 | 269 Mrd. | 2023 | 462 Mrd. |
| 1992 | 147 Mrd. | 2008 | 288 Mrd. | 2024 | 499 Mrd. |
| 1993 | 153 Mrd. | 2009 | 305 Mrd. | 2025 | 533 Mrd. |
| 1994 | 156 Mrd. | 2010 | 314 Mrd. | 2026 | 567 Mrd. |
| 1995 | 178 Mrd. | 2011 | 313 Mrd. | | |