Datentabelle
| 1980 | 10,9% | 1996 | 14,9% | 2012 | 15,5% |
| 1981 | 12% | 1997 | 16,2% | 2013 | 15,8% |
| 1982 | 12,8% | 1998 | 17,5% | 2014 | 14,9% |
| 1983 | 13,7% | 1999 | 18,3% | 2015 | 15,4% |
| 1984 | 15,1% | 2000 | 16,7% | 2016 | 15,6% |
| 1985 | 15% | 2001 | 18,7% | 2017 | 14,7% |
| 1986 | 15,9% | 2002 | 19,1% | 2018 | 13,1% |
| 1987 | 14,8% | 2003 | 21,4% | 2019 | 12,8% |
| 1988 | 18,1% | 2004 | 20,5% | 2020 | 11,7% |
| 1989 | 19,7% | 2005 | 18,8% | 2021 | 11% |
| 1990 | 14% | 2006 | 18,3% | 2022 | 8,5% |
| 1991 | 11,3% | 2007 | 17% | 2023 | 8,2% |
| 1992 | 9,3% | 2008 | 15,9% | 2024 | 7,5% |
| 1993 | 9,7% | 2009 | 16,2% | 2025 | 10,9% |
| 1994 | 12,2% | 2010 | 17,2% | 2026 | 11,3% |
| 1995 | 14,6% | 2011 | 16,6% | | |
Datentabelle
| 1980 | 1,62 Mrd. | 1996 | 8,06 Mrd. | 2012 | 116 Mrd. |
| 1981 | 1,83 Mrd. | 1997 | 9,03 Mrd. | 2013 | 137 Mrd. |
| 1982 | 2,05 Mrd. | 1998 | 9,37 Mrd. | 2014 | 158 Mrd. |
| 1983 | 2,43 Mrd. | 1999 | 10,5 Mrd. | 2015 | 200 Mrd. |
| 1984 | 2,55 Mrd. | 2000 | 11,2 Mrd. | 2016 | 245 Mrd. |
| 1985 | 2,96 Mrd. | 2001 | 12,8 Mrd. | 2017 | 270 Mrd. |
| 1986 | 3,25 Mrd. | 2002 | 12,8 Mrd. | 2018 | 288 Mrd. |
| 1987 | 3,25 Mrd. | 2003 | 15,9 Mrd. | 2019 | 345 Mrd. |
| 1988 | 4,1 Mrd. | 2004 | 17,9 Mrd. | 2020 | 395 Mrd. |
| 1989 | 4,7 Mrd. | 2005 | 20,1 Mrd. | 2021 | 479 Mrd. |
| 1990 | 3,54 Mrd. | 2006 | 24,3 Mrd. | 2022 | 526 Mrd. |
| 1991 | 3,17 Mrd. | 2007 | 29,4 Mrd. | 2023 | 717 Mrd. |
| 1992 | 2,75 Mrd. | 2008 | 39,7 Mrd. | 2024 | 887 Mrd. |
| 1993 | 3,66 Mrd. | 2009 | 54,6 Mrd. | 2025 | 1,64 Bio. |
| 1994 | 4,93 Mrd. | 2010 | 66,2 Mrd. | 2026 | 2,19 Bio. |
| 1995 | 7,05 Mrd. | 2011 | 85,6 Mrd. | | |
Datentabelle
| 1980 | 13,5% | 1996 | 18,8% | 2012 | 16,6% |
| 1981 | 14,2% | 1997 | 17,9% | 2013 | 17,8% |
| 1982 | 16,4% | 1998 | 21,1% | 2014 | 17,5% |
| 1983 | 21,3% | 1999 | 26,8% | 2015 | 17,3% |
| 1984 | 18,8% | 2000 | 25,6% | 2016 | 17,9% |
| 1985 | 19,7% | 2001 | 22,4% | 2017 | 18% |
| 1986 | 19,8% | 2002 | 24,9% | 2018 | 16,1% |
| 1987 | 18,4% | 2003 | 27% | 2019 | 15,4% |
| 1988 | 21,6% | 2004 | 23,1% | 2020 | 14,5% |
| 1989 | 24% | 2005 | 22,9% | 2021 | 13,8% |
| 1990 | 20,9% | 2006 | 22,1% | 2022 | 12,7% |
| 1991 | 17,3% | 2007 | 20,5% | 2023 | 10,8% |
| 1992 | 14,2% | 2008 | 18,8% | 2024 | 9,5% |
| 1993 | 13,8% | 2009 | 17,1% | 2025 | 12% |
| 1994 | 17,6% | 2010 | 18,5% | 2026 | 13,1% |
| 1995 | 17,4% | 2011 | 18,2% | | |
Datentabelle
| 1980 | 2 Mrd. | 1996 | 10,2 Mrd. | 2012 | 124 Mrd. |
| 1981 | 2,16 Mrd. | 1997 | 10 Mrd. | 2013 | 154 Mrd. |
| 1982 | 2,63 Mrd. | 1998 | 11,3 Mrd. | 2014 | 185 Mrd. |
| 1983 | 3,79 Mrd. | 1999 | 15,5 Mrd. | 2015 | 225 Mrd. |
| 1984 | 3,17 Mrd. | 2000 | 17,2 Mrd. | 2016 | 281 Mrd. |
| 1985 | 3,88 Mrd. | 2001 | 15,4 Mrd. | 2017 | 330 Mrd. |
| 1986 | 4,07 Mrd. | 2002 | 16,7 Mrd. | 2018 | 354 Mrd. |
| 1987 | 4,02 Mrd. | 2003 | 20 Mrd. | 2019 | 413 Mrd. |
| 1988 | 4,89 Mrd. | 2004 | 20,2 Mrd. | 2020 | 488 Mrd. |
| 1989 | 5,73 Mrd. | 2005 | 24,6 Mrd. | 2021 | 599 Mrd. |
| 1990 | 5,28 Mrd. | 2006 | 29,3 Mrd. | 2022 | 782 Mrd. |
| 1991 | 4,85 Mrd. | 2007 | 35,6 Mrd. | 2023 | 944 Mrd. |
| 1992 | 4,21 Mrd. | 2008 | 46,9 Mrd. | 2024 | 1,12 Bio. |
| 1993 | 5,22 Mrd. | 2009 | 57,8 Mrd. | 2025 | 1,82 Bio. |
| 1994 | 7,09 Mrd. | 2010 | 71,3 Mrd. | 2026 | 2,53 Bio. |
| 1995 | 8,37 Mrd. | 2011 | 93,9 Mrd. | | |