Year | Value | 2022 | 71,167 | 2021 | 70,546 | 2020 | 70,104 | 2019 | 69,574 | 2018 | 68,934 | 2017 | 68,125 | 2016 | 67,107 | 2015 | 65,988 | 2014 | 64,732 | 2013 | 63,358 | 2012 | 62,117 | 2011 | 61,148 | 2010 | 60,383 | 2009 | 59,779 | 2008 | 59,190 | 2007 | 58,344 | 2006 | 56,890 | 2005 | 55,069 | 2004 | 53,370 | 2003 | 51,819 | 2002 | 50,442 | 2001 | 49,186 | 2000 | 47,882 | 1999 | 46,413 | 1998 | 44,741 | 1997 | 42,845 | 1996 | 40,762 | 1995 | 38,611 | 1994 | 36,530 | 1993 | 34,611 | 1992 | 33,118 | 1991 | 32,029 | 1990 | 31,037 | 1989 | 30,112 | 1988 | 29,157 | 1987 | 28,183 | 1986 | 27,253 | 1985 | 26,370 | 1984 | 25,598 | 1983 | 24,944 | 1982 | 24,446 | 1981 | 24,349 | 1980 | 24,473 | 1979 | 24,420 | 1978 | 24,290 | 1977 | 24,169 | 1976 | 23,999 | 1975 | 23,707 | 1974 | 23,328 | 1973 | 22,960 | 1972 | 22,646 | 1971 | 22,416 | 1970 | 22,309 | 1969 | 22,110 | 1968 | 21,717 | 1967 | 21,271 | 1966 | 20,784 | 1965 | 20,245 | 1964 | 19,671 | 1963 | 19,113 | 1962 | 18,603 | 1961 | 18,230 | 1960 | 17,982 |
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