Show data table
| 1990 | 18.3% | 2003 | 16.9% | 2016 | 23.6% |
| 1991 | 16.9% | 2004 | 18% | 2017 | 19.8% |
| 1992 | 17.9% | 2005 | 17.2% | 2018 | 19.1% |
| 1993 | 17% | 2006 | 19.4% | 2019 | 18.5% |
| 1994 | 16.8% | 2007 | 18.8% | 2020 | 19.8% |
| 1995 | 17.1% | 2008 | 18.5% | 2021 | 18.9% |
| 1996 | 18% | 2009 | 16.3% | 2022 | 18% |
| 1997 | 16.8% | 2010 | 19.7% | 2023 | 16.7% |
| 1998 | 19% | 2011 | 18% | 2024 | 21.9% |
| 1999 | 17.2% | 2012 | 17.6% | 2025 | 22.4% |
| 2000 | 16.6% | 2013 | 16.9% | 2026 | 21.6% |
| 2001 | 15.6% | 2014 | 18.3% | | |
| 2002 | 17.5% | 2015 | 22.4% | | |
Show data table
| 1990 | 236M | 2003 | 433M | 2016 | 951M |
| 1991 | 229M | 2004 | 500M | 2017 | 822M |
| 1992 | 253M | 2005 | 533M | 2018 | 857M |
| 1993 | 259M | 2006 | 683M | 2019 | 861M |
| 1994 | 284M | 2007 | 757M | 2020 | 753M |
| 1995 | 284M | 2008 | 778M | 2021 | 816M |
| 1996 | 329M | 2009 | 609M | 2022 | 900M |
| 1997 | 332M | 2010 | 691M | 2023 | 926M |
| 1998 | 406M | 2011 | 625M | 2024 | 1.28B |
| 1999 | 389M | 2012 | 647M | 2025 | 1.38B |
| 2000 | 404M | 2013 | 604M | 2026 | 1.39B |
| 2001 | 370M | 2014 | 680M | | |
| 2002 | 424M | 2015 | 870M | | |
Show data table
| 1990 | 18.1% | 2003 | 24.2% | 2016 | 23.8% |
| 1991 | 20.8% | 2004 | 21.9% | 2017 | 22.6% |
| 1992 | 18.7% | 2005 | 21.5% | 2018 | 21.5% |
| 1993 | 19.4% | 2006 | 26% | 2019 | 22.1% |
| 1994 | 21.2% | 2007 | 23.8% | 2020 | 26% |
| 1995 | 21% | 2008 | 23.2% | 2021 | 23.4% |
| 1996 | 19.6% | 2009 | 32.1% | 2022 | 20.8% |
| 1997 | 16.8% | 2010 | 20% | 2023 | 18.4% |
| 1998 | 20.7% | 2011 | 21.1% | 2024 | 20.2% |
| 1999 | 20.3% | 2012 | 18.5% | 2025 | 19.3% |
| 2000 | 21.1% | 2013 | 20.7% | 2026 | 22.3% |
| 2001 | 24.2% | 2014 | 20.9% | | |
| 2002 | 26.3% | 2015 | 24.8% | | |
Show data table
| 1990 | 234M | 2003 | 621M | 2016 | 956M |
| 1991 | 283M | 2004 | 608M | 2017 | 935M |
| 1992 | 265M | 2005 | 665M | 2018 | 966M |
| 1993 | 297M | 2006 | 916M | 2019 | 1.03B |
| 1994 | 357M | 2007 | 957M | 2020 | 990M |
| 1995 | 349M | 2008 | 976M | 2021 | 1.01B |
| 1996 | 359M | 2009 | 1.2B | 2022 | 1.04B |
| 1997 | 332M | 2010 | 700M | 2023 | 1.02B |
| 1998 | 441M | 2011 | 733M | 2024 | 1.18B |
| 1999 | 458M | 2012 | 683M | 2025 | 1.18B |
| 2000 | 513M | 2013 | 741M | 2026 | 1.44B |
| 2001 | 573M | 2014 | 776M | | |
| 2002 | 638M | 2015 | 964M | | |