Show data table
| 1990 | 26.6% | 2003 | 34.2% | 2016 | 25.3% |
| 1991 | 29.1% | 2004 | 33.4% | 2017 | 28.7% |
| 1992 | 27.2% | 2005 | 39.3% | 2018 | 30.1% |
| 1993 | 24.8% | 2006 | 40.7% | 2019 | 28.6% |
| 1994 | 26.9% | 2007 | 37.7% | 2020 | 27% |
| 1995 | 27.6% | 2008 | 45.1% | 2021 | 26.2% |
| 1996 | 29.6% | 2009 | 33.6% | 2022 | 29.7% |
| 1997 | 30.7% | 2010 | 33.7% | 2023 | 31.9% |
| 1998 | 25.2% | 2011 | 36.7% | 2024 | 23% |
| 1999 | 27.6% | 2012 | 36% | 2025 | 26% |
| 2000 | 35.3% | 2013 | 32.7% | 2026 | 23.6% |
| 2001 | 32.2% | 2014 | 29.8% | | |
| 2002 | 32.7% | 2015 | 27% | | |
Show data table
| 1990 | 160B | 2003 | 1.95T | 2016 | 5.01T |
| 1991 | 272B | 2004 | 2.22T | 2017 | 6.05T |
| 1992 | 317B | 2005 | 3.08T | 2018 | 6.83T |
| 1993 | 320B | 2006 | 3.64T | 2019 | 6.6T |
| 1994 | 434B | 2007 | 3.73T | 2020 | 5.64T |
| 1995 | 601B | 2008 | 5.25T | 2021 | 6.6T |
| 1996 | 825B | 2009 | 3.67T | 2022 | 9.52T |
| 1997 | 927B | 2010 | 4.46T | 2023 | 10.74T |
| 1998 | 775B | 2011 | 5.84T | 2024 | 8.3T |
| 1999 | 973B | 2012 | 6.34T | 2025 | 9.77T |
| 2000 | 1.58T | 2013 | 5.96T | 2026 | 9.79T |
| 2001 | 1.48T | 2014 | 5.74T | | |
| 2002 | 1.6T | 2015 | 5.1T | | |
Show data table
| 1990 | 23.3% | 2003 | 27% | 2016 | 37.2% |
| 1991 | 27.6% | 2004 | 27.1% | 2017 | 36.2% |
| 1992 | 28.2% | 2005 | 27.8% | 2018 | 36.2% |
| 1993 | 32.6% | 2006 | 27.8% | 2019 | 37.1% |
| 1994 | 30.9% | 2007 | 33.1% | 2020 | 37.5% |
| 1995 | 28.9% | 2008 | 37.3% | 2021 | 32.5% |
| 1996 | 26.9% | 2009 | 40.1% | 2022 | 32.7% |
| 1997 | 28.5% | 2010 | 35.1% | 2023 | 37.4% |
| 1998 | 28.7% | 2011 | 37.7% | 2024 | 36.8% |
| 1999 | 29.4% | 2012 | 40% | 2025 | 36.2% |
| 2000 | 26.4% | 2013 | 33.5% | 2026 | 33.8% |
| 2001 | 29.1% | 2014 | 36.9% | | |
| 2002 | 32.5% | 2015 | 40.9% | | |
Show data table
| 1990 | 140B | 2003 | 1.54T | 2016 | 7.36T |
| 1991 | 258B | 2004 | 1.79T | 2017 | 7.64T |
| 1992 | 329B | 2005 | 2.18T | 2018 | 8.22T |
| 1993 | 421B | 2006 | 2.49T | 2019 | 8.57T |
| 1994 | 500B | 2007 | 3.27T | 2020 | 7.84T |
| 1995 | 629B | 2008 | 4.35T | 2021 | 8.19T |
| 1996 | 750B | 2009 | 4.38T | 2022 | 10.47T |
| 1997 | 861B | 2010 | 4.64T | 2023 | 12.59T |
| 1998 | 883B | 2011 | 6.01T | 2024 | 13.28T |
| 1999 | 1.04T | 2012 | 7.05T | 2025 | 13.58T |
| 2000 | 1.18T | 2013 | 6.1T | 2026 | 14.04T |
| 2001 | 1.33T | 2014 | 7.11T | | |
| 2002 | 1.59T | 2015 | 7.72T | | |