Year | Value | 2022 | 62,717 | 2021 | 62,254 | 2020 | 61,746 | 2019 | 61,240 | 2018 | 60,748 | 2017 | 60,239 | 2016 | 59,709 | 2015 | 59,160 | 2014 | 58,606 | 2013 | 58,047 | 2012 | 57,486 | 2011 | 56,934 | 2010 | 56,477 | 2009 | 56,101 | 2008 | 55,736 | 2007 | 55,375 | 2006 | 55,015 | 2005 | 54,654 | 2004 | 54,297 | 2003 | 53,919 | 2002 | 53,697 | 2001 | 53,596 | 2000 | 53,397 | 1999 | 53,160 | 1998 | 52,906 | 1997 | 52,630 | 1996 | 52,333 | 1995 | 51,993 | 1994 | 51,604 | 1993 | 51,160 | 1992 | 50,648 | 1991 | 50,057 | 1990 | 49,780 | 1989 | 49,985 | 1988 | 50,450 | 1987 | 50,960 | 1986 | 51,247 | 1985 | 51,197 | 1984 | 50,789 | 1983 | 50,072 | 1982 | 49,248 | 1981 | 48,636 | 1980 | 48,531 | 1979 | 48,850 | 1978 | 49,241 | 1977 | 49,604 | 1976 | 49,934 | 1975 | 50,231 | 1974 | 50,520 | 1973 | 50,806 | 1972 | 51,080 | 1971 | 51,335 | 1970 | 51,563 | 1969 | 51,756 | 1968 | 51,907 | 1967 | 51,987 | 1966 | 51,971 | 1965 | 51,861 | 1964 | 51,675 | 1963 | 51,427 | 1962 | 51,127 | 1961 | 50,760 | 1960 | 50,184 |
|