Year | Value | 2022 | 71,911 | 2021 | 73,008 | 2020 | 74,175 | 2019 | 76,024 | 2018 | 75,798 | 2017 | 74,067 | 2016 | 73,780 | 2015 | 72,917 | 2014 | 71,827 | 2013 | 70,680 | 2012 | 69,642 | 2011 | 68,996 | 2010 | 68,140 | 2009 | 67,387 | 2008 | 67,048 | 2007 | 66,309 | 2006 | 65,110 | 2005 | 63,550 | 2004 | 62,021 | 2003 | 61,016 | 2002 | 59,798 | 2001 | 59,750 | 2000 | 62,100 | 1999 | 64,903 | 1998 | 67,491 | 1997 | 68,886 | 1996 | 68,808 | 1995 | 68,467 | 1994 | 68,420 | 1993 | 68,446 | 1992 | 68,423 | 1991 | 68,799 | 1990 | 69,405 | 1989 | 70,261 | 1988 | 71,494 | 1987 | 72,679 | 1986 | 73,382 | 1985 | 73,521 | 1984 | 73,268 | 1983 | 73,007 | 1982 | 72,608 | 1981 | 72,013 | 1980 | 71,851 | 1979 | 71,873 | 1978 | 72,223 | 1977 | 72,876 | 1976 | 72,951 | 1975 | 72,923 | 1974 | 72,646 | 1973 | 72,035 | 1972 | 72,535 | 1971 | 72,483 | 1970 | 71,258 | 1969 | 70,268 | 1968 | 69,207 | 1967 | 68,204 | 1966 | 67,549 | 1965 | 66,911 | 1964 | 65,926 | 1963 | 64,859 | 1962 | 63,711 | 1961 | 62,646 | 1960 | 62,090 |
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