Show data table
| 1988 | 65.3% | 2001 | 54.2% | 2014 | 37.1% |
| 1989 | 51.9% | 2002 | 58.2% | 2015 | 43.2% |
| 1990 | 49.5% | 2003 | 52.4% | 2016 | 53.3% |
| 1991 | 50% | 2004 | 43.3% | 2017 | 57.2% |
| 1992 | 49.5% | 2005 | 36.6% | 2018 | 58.1% |
| 1993 | 59.6% | 2006 | 32.7% | 2019 | 62.9% |
| 1994 | 64.8% | 2007 | 29.4% | 2020 | 81.6% |
| 1995 | 57.3% | 2008 | 24.6% | 2021 | 80.2% |
| 1996 | 51.9% | 2009 | 34.2% | 2022 | 69.9% |
| 1997 | 51.3% | 2010 | 28.9% | 2023 | 78.2% |
| 1998 | 47.4% | 2011 | 39.2% | 2024 | 81.8% |
| 1999 | 55.2% | 2012 | 32.9% | 2025 | 84.2% |
| 2000 | 52.3% | 2013 | 32.9% | 2026 | 84.1% |
Show data table
| 1988 | 8.61B | 2001 | 29.8B | 2014 | 69.7B |
| 1989 | 9.56B | 2002 | 33.1B | 2015 | 75.8B |
| 1990 | 10.5B | 2003 | 35.9B | 2016 | 85.8B |
| 1991 | 11.4B | 2004 | 35.3B | 2017 | 91.9B |
| 1992 | 11.6B | 2005 | 35.7B | 2018 | 94B |
| 1993 | 14.6B | 2006 | 37.1B | 2019 | 100B |
| 1994 | 18.5B | 2007 | 39.2B | 2020 | 119B |
| 1995 | 18.1B | 2008 | 41.2B | 2021 | 127B |
| 1996 | 17.9B | 2009 | 46.8B | 2022 | 129B |
| 1997 | 18.6B | 2010 | 40B | 2023 | 137B |
| 1998 | 18.1B | 2011 | 62.7B | 2024 | 141B |
| 1999 | 23.4B | 2012 | 56.7B | 2025 | 147B |
| 2000 | 26.2B | 2013 | 59.7B | 2026 | 151B |
Show data table
| 1996 | 48.5% | 2007 | 13.1% | 2018 | 31.7% |
| 1997 | 47.2% | 2008 | 4.6% | 2019 | 34.9% |
| 1998 | 46.4% | 2009 | 16.7% | 2020 | 53.3% |
| 1999 | 53.1% | 2010 | 9.6% | 2021 | 55.5% |
| 2000 | 44.6% | 2011 | 19.6% | 2022 | 50.4% |
| 2001 | 43.6% | 2012 | 14.3% | 2023 | 55.7% |
| 2002 | 47.7% | 2013 | 13.7% | 2024 | 56.6% |
| 2003 | 41% | 2014 | 17.5% | 2025 | 58.9% |
| 2004 | 30.3% | 2015 | 21.6% | 2026 | 58.5% |
| 2005 | 13.3% | 2016 | 28.6% | | |
| 2006 | 14.9% | 2017 | 31.5% | | |
Show data table
| 1996 | 16.7B | 2007 | 17.5B | 2018 | 51.3B |
| 1997 | 17.1B | 2008 | 7.73B | 2019 | 55.6B |
| 1998 | 17.7B | 2009 | 22.8B | 2020 | 77.5B |
| 1999 | 22.5B | 2010 | 13.3B | 2021 | 87.8B |
| 2000 | 22.3B | 2011 | 31.4B | 2022 | 92.9B |
| 2001 | 23.9B | 2012 | 24.7B | 2023 | 97.2B |
| 2002 | 27.1B | 2013 | 25B | 2024 | 97.4B |
| 2003 | 28.1B | 2014 | 32.9B | 2025 | 103B |
| 2004 | 24.7B | 2015 | 38B | 2026 | 105B |
| 2005 | 13B | 2016 | 46.1B | | |
| 2006 | 16.9B | 2017 | 50.6B | | |