Show data table
| 1991 | 21.6M | 2007 | 19.1M | 2017 | 27.5M |
| 1992 | 23.2M | 2008 | 31.5M | 2018 | 30.5M |
| 1993 | 19.1M | 2009 | 36M | 2019 | 40.8M |
| 1994 | 10.7M | 2010 | 51.6M | 2020 | 44.3M |
| 1995 | 13M | 2011 | 49.9M | 2021 | 55.5M |
| 1996 | 12.2M | 2012 | 42.7M | 2022 | 42M |
| 2002 | 10.7M | 2013 | 47.9M | 2023 | 62.5M |
| 2003 | 15M | 2014 | 38.4M | 2024 | 71.2M |
| 2004 | 15.1M | 2015 | 26.7M | 2025 | 74.2M |
| 2005 | 15.4M | 2016 | 26.8M | | |
Show data table
| 1991 | 1.6% | 2007 | 1.1% | 2017 | 1.3% |
| 1992 | 1.6% | 2008 | 1.5% | 2018 | 1.3% |
| 1993 | 1.5% | 2009 | 1.7% | 2019 | 1.8% |
| 1994 | 1.3% | 2010 | 2.4% | 2020 | 1.9% |
| 1995 | 1.2% | 2011 | 2% | 2021 | 2.1% |
| 1996 | 1.2% | 2012 | 1.7% | 2022 | 1.7% |
| 2002 | 1.1% | 2013 | 2.8% | 2023 | 2.4% |
| 2003 | 1.3% | 2014 | 2% | 2024 | 2.6% |
| 2004 | 1.2% | 2015 | 1.6% | 2025 | 2.3% |
| 2005 | 1.1% | 2016 | 1.5% | | |