Year | Value | 2022 | 74,615 | 2021 | 73,871 | 2020 | 73,103 | 2019 | 71,483 | 2018 | 69,176 | 2017 | 66,828 | 2016 | 64,559 | 2015 | 62,449 | 2014 | 60,381 | 2013 | 58,261 | 2012 | 56,164 | 2011 | 54,113 | 2010 | 52,124 | 2009 | 50,195 | 2008 | 48,345 | 2007 | 46,568 | 2006 | 44,827 | 2005 | 43,189 | 2004 | 41,743 | 2003 | 40,436 | 2002 | 39,189 | 2001 | 38,005 | 2000 | 36,883 | 1999 | 35,811 | 1998 | 34,794 | 1997 | 33,825 | 1996 | 32,914 | 1995 | 32,033 | 1994 | 31,094 | 1993 | 30,123 | 1992 | 29,180 | 1991 | 28,266 | 1990 | 27,382 | 1989 | 26,533 | 1988 | 25,698 | 1987 | 24,875 | 1986 | 24,091 | 1985 | 23,357 | 1984 | 22,668 | 1983 | 22,029 | 1982 | 21,461 | 1981 | 20,934 | 1980 | 20,422 | 1979 | 19,937 | 1978 | 19,472 | 1977 | 19,030 | 1976 | 18,621 | 1975 | 18,266 | 1974 | 17,967 | 1973 | 17,726 | 1972 | 17,536 | 1971 | 17,353 | 1970 | 17,155 | 1969 | 16,933 | 1968 | 16,703 | 1967 | 16,458 | 1966 | 16,194 | 1965 | 15,933 | 1964 | 15,656 | 1963 | 15,364 | 1962 | 15,032 | 1961 | 14,624 | 1960 | 14,170 |
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