Year | Value | 2022 | 177,859 | 2021 | 170,486 | 2020 | 163,620 | 2019 | 157,008 | 2018 | 152,309 | 2017 | 152,298 | 2016 | 154,672 | 2015 | 153,583 | 2014 | 151,245 | 2013 | 147,419 | 2012 | 139,815 | 2011 | 131,709 | 2010 | 122,798 | 2009 | 114,577 | 2008 | 107,495 | 2007 | 100,387 | 2006 | 93,496 | 2005 | 86,934 | 2004 | 81,290 | 2003 | 76,912 | 2002 | 73,686 | 2001 | 71,455 | 2000 | 69,911 | 1999 | 68,428 | 1998 | 67,823 | 1997 | 67,314 | 1996 | 65,924 | 1995 | 64,698 | 1994 | 63,043 | 1993 | 62,013 | 1992 | 62,080 | 1991 | 61,746 | 1990 | 60,995 | 1989 | 61,221 | 1988 | 63,050 | 1987 | 64,591 | 1986 | 64,480 | 1985 | 63,687 | 1984 | 62,950 | 1983 | 62,115 | 1982 | 61,042 | 1981 | 59,854 | 1980 | 58,674 | 1979 | 57,490 | 1978 | 56,278 | 1977 | 55,024 | 1976 | 53,750 | 1975 | 52,476 | 1974 | 51,198 | 1973 | 49,915 | 1972 | 48,859 | 1971 | 48,056 | 1970 | 47,605 | 1969 | 47,505 | 1968 | 47,407 | 1967 | 47,314 | 1966 | 47,271 | 1965 | 47,046 | 1964 | 46,441 | 1963 | 45,878 | 1962 | 45,437 | 1961 | 44,903 | 1960 | 44,376 |
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