Year | Value | 2022 | 313,408 | 2021 | 302,912 | 2020 | 286,164 | 2019 | 270,016 | 2018 | 253,524 | 2017 | 238,026 | 2016 | 226,353 | 2015 | 216,266 | 2014 | 206,848 | 2013 | 198,545 | 2012 | 191,622 | 2011 | 186,442 | 2010 | 182,141 | 2009 | 177,889 | 2008 | 174,858 | 2007 | 171,709 | 2006 | 168,677 | 2005 | 167,198 | 2004 | 166,861 | 2003 | 166,786 | 2002 | 167,314 | 2001 | 168,111 | 2000 | 169,112 | 1999 | 169,275 | 1998 | 168,358 | 1997 | 167,118 | 1996 | 165,462 | 1995 | 163,455 | 1994 | 160,946 | 1993 | 157,769 | 1992 | 154,211 | 1991 | 150,716 | 1990 | 147,305 | 1989 | 144,049 | 1988 | 140,885 | 1987 | 137,576 | 1986 | 133,994 | 1985 | 130,121 | 1984 | 126,101 | 1983 | 121,979 | 1982 | 117,832 | 1981 | 113,806 | 1980 | 109,991 | 1979 | 106,339 | 1978 | 102,822 | 1977 | 99,524 | 1976 | 96,185 | 1975 | 92,533 | 1974 | 88,711 | 1973 | 84,715 | 1972 | 80,675 | 1971 | 76,910 | 1970 | 73,776 | 1969 | 71,549 | 1968 | 70,106 | 1967 | 69,153 | 1966 | 68,354 | 1965 | 67,549 | 1964 | 66,787 | 1963 | 66,036 | 1962 | 65,352 | 1961 | 65,058 | 1960 | 65,411 |
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