Year | Value | 2022 | 149,487 | 2021 | 149,738 | 2020 | 150,112 | 2019 | 150,430 | 2018 | 150,692 | 2017 | 150,386 | 2016 | 149,151 | 2015 | 147,110 | 2014 | 144,224 | 2013 | 140,540 | 2012 | 136,162 | 2011 | 131,240 | 2010 | 126,044 | 2009 | 120,818 | 2008 | 115,685 | 2007 | 110,762 | 2006 | 106,106 | 2005 | 101,649 | 2004 | 97,632 | 2003 | 94,052 | 2002 | 90,532 | 2001 | 87,011 | 2000 | 83,476 | 1999 | 79,638 | 1998 | 75,571 | 1997 | 71,728 | 1996 | 68,223 | 1995 | 65,090 | 1994 | 62,332 | 1993 | 59,952 | 1992 | 57,863 | 1991 | 55,926 | 1990 | 54,076 | 1989 | 52,300 | 1988 | 50,524 | 1987 | 48,737 | 1986 | 47,063 | 1985 | 45,561 | 1984 | 44,183 | 1983 | 42,907 | 1982 | 41,714 | 1981 | 40,509 | 1980 | 39,245 | 1979 | 37,937 | 1978 | 36,567 | 1977 | 35,160 | 1976 | 33,797 | 1975 | 32,518 | 1974 | 31,308 | 1973 | 30,140 | 1972 | 29,058 | 1971 | 28,122 | 1970 | 27,339 | 1969 | 26,704 | 1968 | 26,226 | 1967 | 25,841 | 1966 | 25,416 | 1965 | 24,894 | 1964 | 24,294 | 1963 | 23,607 | 1962 | 22,848 | 1961 | 22,090 | 1960 | 21,373 |
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