Show data table
| 1980 | 47.9% | 1996 | 28.6% | 2012 | 30.2% |
| 1981 | 43.5% | 1997 | 26% | 2013 | 30.6% |
| 1982 | 38.6% | 1998 | 23.8% | 2014 | 28.8% |
| 1983 | 35.5% | 1999 | 25.1% | 2015 | 33.2% |
| 1984 | 35.3% | 2000 | 28.8% | 2016 | 36.7% |
| 1985 | 37% | 2001 | 27.3% | 2017 | 36.9% |
| 1986 | 46.1% | 2002 | 34% | 2018 | 38.1% |
| 1987 | 38.6% | 2003 | 43.1% | 2019 | 39% |
| 1988 | 32.6% | 2004 | 43.8% | 2020 | 44.3% |
| 1989 | 32.5% | 2005 | 42.1% | 2021 | 40.1% |
| 1990 | 29.1% | 2006 | 52.2% | 2022 | 34.8% |
| 1991 | 39.5% | 2007 | 48.9% | 2023 | 42.4% |
| 1992 | 45.3% | 2008 | 46.8% | 2024 | 52.8% |
| 1993 | 54% | 2009 | 41.7% | 2025 | 45% |
| 1994 | 51% | 2010 | 42.1% | 2026 | 42.9% |
| 1995 | 32.9% | 2011 | 28.9% | | |
Show data table
| 1980 | 152B | 1996 | 300B | 2012 | 921B |
| 1981 | 158B | 1997 | 294B | 2013 | 970B |
| 1982 | 156B | 1998 | 274B | 2014 | 936B |
| 1983 | 159B | 1999 | 316B | 2015 | 1.07T |
| 1984 | 178B | 2000 | 433B | 2016 | 1.18T |
| 1985 | 208B | 2001 | 427B | 2017 | 1.27T |
| 1986 | 268B | 2002 | 531B | 2018 | 1.41T |
| 1987 | 245B | 2003 | 700B | 2019 | 1.46T |
| 1988 | 215B | 2004 | 784B | 2020 | 1.59T |
| 1989 | 229B | 2005 | 845B | 2021 | 1.8T |
| 1990 | 217B | 2006 | 1.17T | 2022 | 2.07T |
| 1991 | 310B | 2007 | 1.17T | 2023 | 2.25T |
| 1992 | 366B | 2008 | 1.25T | 2024 | 2.84T |
| 1993 | 459B | 2009 | 1.04T | 2025 | 2.48T |
| 1994 | 454B | 2010 | 1.12T | 2026 | 2.49T |
| 1995 | 315B | 2011 | 832B | | |
Show data table
| 1980 | 0.1% | 1996 | -14.2% | 2012 | -47.6% |
| 1981 | -0.6% | 1997 | -16.2% | 2013 | -58.2% |
| 1982 | -1.4% | 1998 | -17.9% | 2014 | -72.2% |
| 1983 | -2.4% | 1999 | -18.8% | 2015 | -82.5% |
| 1984 | -3.6% | 2000 | -21.5% | 2016 | -81.1% |
| 1985 | -4.6% | 2001 | -29.9% | 2017 | -76.1% |
| 1986 | -5.9% | 2002 | -29.6% | 2018 | -68.7% |
| 1987 | -6% | 2003 | -33.8% | 2019 | -71.6% |
| 1988 | -10.3% | 2004 | -38.7% | 2020 | -76% |
| 1989 | -10% | 2005 | -44.5% | 2021 | -80.2% |
| 1990 | -10% | 2006 | -52.1% | 2022 | -61.5% |
| 1991 | -11.8% | 2007 | -49.6% | 2023 | -106.4% |
| 1992 | -11.1% | 2008 | -47.3% | 2024 | -149.3% |
| 1993 | -10.2% | 2009 | -42.1% | 2025 | -160.2% |
| 1994 | -9.7% | 2010 | -45.4% | 2026 | -163.5% |
| 1995 | -12.9% | 2011 | -46.1% | | |
Show data table
| 1980 | 355M | 1996 | -149B | 2012 | -1.45T |
| 1981 | -2.3B | 1997 | -183B | 2013 | -1.85T |
| 1982 | -5.46B | 1998 | -207B | 2014 | -2.35T |
| 1983 | -10.7B | 1999 | -237B | 2015 | -2.66T |
| 1984 | -18B | 2000 | -323B | 2016 | -2.61T |
| 1985 | -25.5B | 2001 | -466B | 2017 | -2.62T |
| 1986 | -34.4B | 2002 | -461B | 2018 | -2.54T |
| 1987 | -38.2B | 2003 | -548B | 2019 | -2.67T |
| 1988 | -67.8B | 2004 | -692B | 2020 | -2.74T |
| 1989 | -70.5B | 2005 | -892B | 2021 | -3.6T |
| 1990 | -74.5B | 2006 | -1.17T | 2022 | -3.65T |
| 1991 | -93B | 2007 | -1.18T | 2023 | -5.65T |
| 1992 | -89.6B | 2008 | -1.26T | 2024 | -8.04T |
| 1993 | -86.9B | 2009 | -1.05T | 2025 | -8.84T |
| 1994 | -86.3B | 2010 | -1.21T | 2026 | -9.48T |
| 1995 | -123B | 2011 | -1.33T | | |