Show data table
| 1983 | 727,667 | 1996 | 3.93M | 2009 | 7.1M |
| 1984 | 846,805 | 1997 | 4.18M | 2012 | 11.2M |
| 1985 | 1.24M | 1998 | 4.05M | 2013 | 10.4M |
| 1986 | 1.05M | 1999 | 3.52M | 2014 | 14.6M |
| 1987 | 1.39M | 2000 | 3.32M | 2015 | 13.9M |
| 1988 | 2.16M | 2001 | 2.45M | 2018 | 11.5M |
| 1989 | 2.72M | 2002 | 2.26M | 2019 | 14.5M |
| 1990 | 3.46M | 2003 | 2M | 2020 | 14.8M |
| 1991 | 4M | 2004 | 1.93M | 2021 | 15.9M |
| 1992 | 3.5M | 2005 | 2.99M | 2022 | 15.6M |
| 1993 | 2.56M | 2006 | 2.79M | 2023 | 14.4M |
| 1994 | 2.32M | 2007 | 4.55M | 2024 | 14.7M |
| 1995 | 2.89M | 2008 | 17.2M | 2025 | 14.7M |
Show data table
| 1983 | 0.3% | 1996 | 0.4% | 2009 | 0.5% |
| 1984 | 0.5% | 1997 | 0.4% | 2012 | 0.8% |
| 1985 | 0.6% | 1998 | 0.4% | 2013 | 0.8% |
| 1986 | 0.6% | 1999 | 0.3% | 2014 | 1.2% |
| 1987 | 0.6% | 2000 | 0.3% | 2015 | 1% |
| 1988 | 0.8% | 2001 | 0.2% | 2018 | 0.7% |
| 1989 | 1% | 2002 | 0.2% | 2019 | 0.8% |
| 1990 | 0.5% | 2003 | 0.2% | 2020 | 0.8% |
| 1991 | 0.5% | 2004 | 0.2% | 2021 | 0.8% |
| 1992 | 0.4% | 2005 | 0.3% | 2022 | 0.7% |
| 1993 | 0.3% | 2006 | 0.3% | 2023 | 0.6% |
| 1994 | 0.3% | 2007 | 0.4% | 2024 | 0.6% |
| 1995 | 0.3% | 2008 | 1.1% | 2025 | 0.6% |