Year | Value | 2022 | 189,401 | 2021 | 183,786 | 2020 | 177,666 | 2019 | 171,419 | 2018 | 164,876 | 2017 | 158,766 | 2016 | 153,974 | 2015 | 151,182 | 2014 | 149,482 | 2013 | 147,968 | 2012 | 147,092 | 2011 | 146,284 | 2010 | 145,412 | 2009 | 144,911 | 2008 | 144,099 | 2007 | 142,944 | 2006 | 142,003 | 2005 | 141,161 | 2004 | 140,196 | 2003 | 139,569 | 2002 | 139,127 | 2001 | 138,376 | 2000 | 137,237 | 1999 | 134,425 | 1998 | 129,765 | 1997 | 125,079 | 1996 | 119,977 | 1995 | 115,025 | 1994 | 113,748 | 1993 | 116,020 | 1992 | 119,242 | 1991 | 122,583 | 1990 | 125,473 | 1989 | 126,688 | 1988 | 126,751 | 1987 | 126,373 | 1986 | 125,153 | 1985 | 123,625 | 1984 | 121,625 | 1983 | 118,818 | 1982 | 116,074 | 1981 | 114,222 | 1980 | 112,177 | 1979 | 109,644 | 1978 | 107,054 | 1977 | 103,850 | 1976 | 99,993 | 1975 | 96,232 | 1974 | 92,590 | 1973 | 89,284 | 1972 | 86,311 | 1971 | 83,367 | 1970 | 80,520 | 1969 | 77,906 | 1968 | 75,395 | 1967 | 72,890 | 1966 | 70,648 | 1965 | 69,127 | 1964 | 67,700 | 1963 | 66,041 | 1962 | 64,817 | 1961 | 63,514 | 1960 | 62,155 |
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