Show data table
| 1997 | 44.2% | 2007 | 17% | 2017 | 33.6% |
| 1998 | 45.1% | 2008 | 15.7% | 2018 | 35% |
| 1999 | 47.7% | 2009 | 14.8% | 2019 | 38% |
| 2000 | 48.5% | 2010 | 18.4% | 2020 | 46.8% |
| 2001 | 51.4% | 2011 | 18% | 2021 | 50.3% |
| 2002 | 54.7% | 2012 | 19.5% | 2022 | 49.9% |
| 2003 | 55.1% | 2013 | 22.1% | 2023 | 50.4% |
| 2004 | 49% | 2014 | 24.8% | 2024 | 51.8% |
| 2005 | 42.6% | 2015 | 28% | 2025 | 54.2% |
| 2006 | 27.8% | 2016 | 31.3% | 2026 | 55% |
Show data table
| 1997 | 4.02T | 2007 | 5.12T | 2017 | 38.28T |
| 1998 | 4.6T | 2008 | 6.04T | 2018 | 44.45T |
| 1999 | 5.43T | 2009 | 7.24T | 2019 | 53.2T |
| 2000 | 6.19T | 2010 | 9.87T | 2020 | 66.07T |
| 2001 | 7.06T | 2011 | 12.46T | 2021 | 77.3T |
| 2002 | 8.29T | 2012 | 15.1T | 2022 | 86.96T |
| 2003 | 9.45T | 2013 | 18.47T | 2023 | 97.69T |
| 2004 | 9.53T | 2014 | 22.38T | 2024 | 111.27T |
| 2005 | 9.44T | 2015 | 27.35T | 2025 | 129.13T |
| 2006 | 7.16T | 2016 | 32.4T | 2026 | 147.84T |