Year | Value | 2022 | 189,466 | 2021 | 191,117 | 2020 | 193,104 | 2019 | 195,573 | 2018 | 197,334 | 2017 | 197,765 | 2016 | 196,556 | 2015 | 193,399 | 2014 | 189,112 | 2013 | 184,473 | 2012 | 179,207 | 2011 | 173,971 | 2010 | 168,894 | 2009 | 163,335 | 2008 | 157,867 | 2007 | 153,601 | 2006 | 150,821 | 2005 | 149,851 | 2004 | 151,340 | 2003 | 154,783 | 2002 | 158,763 | 2001 | 163,162 | 2000 | 168,913 | 1999 | 174,652 | 1998 | 179,385 | 1997 | 184,563 | 1996 | 189,632 | 1995 | 191,256 | 1994 | 190,909 | 1993 | 191,550 | 1992 | 193,397 | 1991 | 197,636 | 1990 | 203,775 | 1989 | 209,703 | 1988 | 214,204 | 1987 | 214,841 | 1986 | 210,425 | 1985 | 204,333 | 1984 | 198,834 | 1983 | 193,964 | 1982 | 190,953 | 1981 | 189,951 | 1980 | 189,793 | 1979 | 190,032 | 1978 | 190,740 | 1977 | 191,285 | 1976 | 191,082 | 1975 | 191,413 | 1974 | 192,645 | 1973 | 194,482 | 1972 | 198,567 | 1971 | 205,559 | 1970 | 212,503 | 1969 | 217,278 | 1968 | 218,524 | 1967 | 214,658 | 1966 | 205,118 | 1965 | 192,459 | 1964 | 180,524 | 1963 | 170,714 | 1962 | 162,800 | 1961 | 157,345 | 1960 | 153,825 |
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