Year | Value | 2022 | 226,778 | 2021 | 217,871 | 2020 | 226,200 | 2019 | 227,203 | 2018 | 226,186 | 2017 | 227,111 | 2016 | 228,965 | 2015 | 227,674 | 2014 | 225,888 | 2013 | 224,077 | 2012 | 222,723 | 2011 | 220,688 | 2010 | 219,010 | 2009 | 215,930 | 2008 | 209,415 | 2007 | 198,936 | 2006 | 191,558 | 2005 | 186,858 | 2004 | 184,336 | 2003 | 184,346 | 2002 | 190,107 | 2001 | 192,548 | 2000 | 192,122 | 1999 | 193,424 | 1998 | 197,084 | 1997 | 196,407 | 1996 | 195,802 | 1995 | 193,694 | 1994 | 192,338 | 1993 | 189,031 | 1992 | 185,609 | 1991 | 180,004 | 1990 | 173,251 | 1989 | 163,935 | 1988 | 155,795 | 1987 | 147,742 | 1986 | 141,332 | 1985 | 137,552 | 1984 | 133,763 | 1983 | 127,655 | 1982 | 122,401 | 1981 | 113,062 | 1980 | 101,232 | 1979 | 91,818 | 1978 | 83,426 | 1977 | 75,706 | 1976 | 69,805 | 1975 | 68,415 | 1974 | 69,740 | 1973 | 70,515 | 1972 | 70,163 | 1971 | 69,088 | 1970 | 67,152 | 1969 | 64,286 | 1968 | 61,450 | 1967 | 59,713 | 1966 | 58,181 | 1965 | 56,629 | 1964 | 55,427 | 1963 | 54,244 | 1962 | 53,075 | 1961 | 51,905 | 1960 | 50,131 |
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