| Year | Value | | 2022 | 1,180,609 | | 2021 | 1,180,077 | | 2020 | 1,187,572 | | 2019 | 1,181,117 | | 2018 | 1,166,569 | | 2017 | 1,152,728 | | 2016 | 1,147,874 | | 2015 | 1,153,291 | | 2014 | 1,167,562 | | 2013 | 1,173,020 | | 2012 | 1,169,174 | | 2011 | 1,158,463 | | 2010 | 1,143,536 | | 2009 | 1,125,731 | | 2008 | 1,112,883 | | 2007 | 1,105,798 | | 2006 | 1,099,945 | | 2005 | 1,091,613 | | 2004 | 1,080,561 | | 2003 | 1,065,363 | | 2002 | 1,048,715 | | 2001 | 1,030,055 | | 2000 | 1,011,775 | | 1999 | 997,146 | | 1998 | 988,181 | | 1997 | 984,976 | | 1996 | 985,010 | | 1995 | 988,375 | | 1994 | 995,539 | | 1993 | 1,005,098 | | 1992 | 1,015,705 | | 1991 | 1,027,321 | | 1990 | 1,046,673 | | 1989 | 1,074,176 | | 1988 | 1,107,716 | | 1987 | 1,152,480 | | 1986 | 1,192,132 | | 1985 | 1,220,305 | | 1984 | 1,232,879 | | 1983 | 1,234,887 | | 1982 | 1,232,635 | | 1981 | 1,221,932 | | 1980 | 1,201,785 | | 1979 | 1,178,666 | | 1978 | 1,160,838 | | 1977 | 1,141,862 | | 1976 | 1,116,903 | | 1975 | 1,083,884 | | 1974 | 1,045,166 | | 1973 | 1,011,632 | | 1972 | 992,179 | | 1971 | 973,580 | | 1970 | 918,839 | | 1969 | 871,816 | | 1968 | 829,628 | | 1967 | 784,278 | | 1966 | 738,824 | | 1965 | 698,358 | | 1964 | 665,531 | | 1963 | 637,961 | | 1962 | 615,443 | | 1961 | 599,764 | | 1960 | 590,909 |
|