Year | Value | 2022 | 165,861 | 2021 | 160,508 | 2020 | 154,874 | 2019 | 148,925 | 2018 | 142,930 | 2017 | 137,064 | 2016 | 131,363 | 2015 | 126,015 | 2014 | 121,085 | 2013 | 116,477 | 2012 | 112,187 | 2011 | 108,198 | 2010 | 104,532 | 2009 | 100,286 | 2008 | 96,382 | 2007 | 94,168 | 2006 | 92,971 | 2005 | 92,181 | 2004 | 92,582 | 2003 | 93,133 | 2002 | 92,077 | 2001 | 90,093 | 2000 | 87,530 | 1999 | 84,654 | 1998 | 81,632 | 1997 | 78,660 | 1996 | 75,941 | 1995 | 73,586 | 1994 | 71,637 | 1993 | 69,222 | 1992 | 66,781 | 1991 | 65,009 | 1990 | 63,261 | 1989 | 61,579 | 1988 | 59,961 | 1987 | 58,415 | 1986 | 57,026 | 1985 | 55,847 | 1984 | 54,850 | 1983 | 54,009 | 1982 | 53,308 | 1981 | 52,704 | 1980 | 52,165 | 1979 | 51,685 | 1978 | 51,268 | 1977 | 50,901 | 1976 | 50,551 | 1975 | 50,191 | 1974 | 49,816 | 1973 | 49,409 | 1972 | 48,997 | 1971 | 48,653 | 1970 | 48,420 | 1969 | 48,291 | 1968 | 48,251 | 1967 | 48,278 | 1966 | 48,312 | 1965 | 48,309 | 1964 | 48,270 | 1963 | 48,185 | 1962 | 48,085 | 1961 | 48,077 | 1960 | 48,218 |
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