Show data table
| 1997 | 51.5% | 2007 | 8% | 2017 | 14.3% |
| 1998 | 135.2% | 2008 | 7.4% | 2018 | 13.6% |
| 1999 | 92.4% | 2009 | 9.9% | 2019 | 13.7% |
| 2000 | 55.9% | 2010 | 10.1% | 2020 | 19.2% |
| 2001 | 44.4% | 2011 | 10.3% | 2021 | 16.5% |
| 2002 | 37.6% | 2012 | 11.2% | 2022 | 15.1% |
| 2003 | 28.3% | 2013 | 12.3% | 2023 | 15.2% |
| 2004 | 20.8% | 2014 | 15.1% | 2024 | 14.8% |
| 2005 | 14.9% | 2015 | 15.3% | 2025 | 17.2% |
| 2006 | 9.8% | 2016 | 14.8% | 2026 | 19.1% |
Show data table
| 1997 | 1.29T | 2007 | 2.86T | 2017 | 13.14T |
| 1998 | 3.81T | 2008 | 3.29T | 2018 | 14.15T |
| 1999 | 4.77T | 2009 | 4.12T | 2019 | 15.07T |
| 2000 | 4.37T | 2010 | 5.01T | 2020 | 20.63T |
| 2001 | 4.26T | 2011 | 6.22T | 2021 | 22.27T |
| 2002 | 4.36T | 2012 | 7.61T | 2022 | 23.76T |
| 2003 | 4.01T | 2013 | 9.01T | 2023 | 26.47T |
| 2004 | 3.8T | 2014 | 11.96T | 2024 | 29.86T |
| 2005 | 3.44T | 2015 | 12.7T | 2025 | 36.7T |
| 2006 | 2.83T | 2016 | 12.71T | 2026 | 42.51T |