Show data table
| 1973 | 9.37M | 1991 | 105M | 2009 | 75.3M |
| 1974 | 7.79M | 1992 | 88.6M | 2010 | 74.5M |
| 1975 | 9.32M | 1993 | 89.4M | 2011 | 75.4M |
| 1976 | 10.3M | 1994 | 40.5M | 2012 | 79.8M |
| 1977 | 16.1M | 1995 | 56.4M | 2013 | 82.5M |
| 1978 | 14.4M | 1996 | 73.7M | 2014 | 90.9M |
| 1979 | 19.6M | 1997 | 77.3M | 2015 | 104M |
| 1980 | 23.6M | 1998 | 87.1M | 2016 | 108M |
| 1981 | 28.7M | 1999 | 80.9M | 2017 | 116M |
| 1982 | 28.2M | 2000 | 61.3M | 2018 | 119M |
| 1983 | 28M | 2001 | 56.9M | 2019 | 124M |
| 1984 | 25.5M | 2002 | 51.1M | 2020 | 150M |
| 1985 | 27.3M | 2003 | 45.2M | 2021 | 167M |
| 1986 | 34.9M | 2004 | 41.2M | 2022 | 178M |
| 1987 | 36.1M | 2005 | 45M | 2023 | 179M |
| 1988 | 36.6M | 2006 | 54.6M | 2024 | 175M |
| 1989 | 41.6M | 2007 | 55.6M | 2025 | 191M |
| 1990 | 95.1M | 2008 | 67.7M | | |
Show data table
| 1973 | 1.9% | 1991 | 5.5% | 2009 | 1.3% |
| 1974 | 1.5% | 1992 | 4.3% | 2010 | 1.2% |
| 1975 | 1.6% | 1993 | 4.5% | 2011 | 1.1% |
| 1976 | 1.6% | 1994 | 3.4% | 2012 | 1% |
| 1977 | 2.2% | 1995 | 0.6% | 2013 | 1.1% |
| 1978 | 1.6% | 1996 | 5.3% | 2014 | 1.1% |
| 1979 | 1.7% | 1997 | 4.2% | 2015 | 1.2% |
| 1980 | 1.9% | 1998 | 4.4% | 2016 | 1.2% |
| 1981 | 2% | 1999 | 4.4% | 2017 | 1.2% |
| 1982 | 2% | 2000 | 3.5% | 2018 | 1.2% |
| 1983 | 1.9% | 2001 | 3.4% | 2019 | 1.2% |
| 1984 | 1.6% | 2002 | 3% | 2020 | 1.5% |
| 1985 | 1.6% | 2003 | 2.4% | 2021 | 1.5% |
| 1986 | 1.8% | 2004 | 2% | 2022 | 1.3% |
| 1987 | 1.7% | 2005 | 1.7% | 2023 | 1.3% |
| 1988 | 1.6% | 2006 | 1.6% | 2024 | 1.2% |
| 1989 | 1.8% | 2007 | 1.4% | 2025 | 1.3% |
| 1990 | 3.7% | 2008 | 1.3% | | |