Year | Value | 2022 | 169,748 | 2021 | 170,117 | 2020 | 170,564 | 2019 | 172,783 | 2018 | 176,190 | 2017 | 179,286 | 2016 | 181,873 | 2015 | 182,182 | 2014 | 176,022 | 2013 | 164,960 | 2012 | 150,498 | 2011 | 138,284 | 2010 | 128,563 | 2009 | 121,539 | 2008 | 119,821 | 2007 | 120,382 | 2006 | 117,414 | 2005 | 113,520 | 2004 | 111,971 | 2003 | 107,930 | 2002 | 104,839 | 2001 | 103,851 | 2000 | 103,723 | 1999 | 103,973 | 1998 | 105,197 | 1997 | 105,999 | 1996 | 105,252 | 1995 | 103,716 | 1994 | 101,578 | 1993 | 99,026 | 1992 | 96,177 | 1991 | 93,243 | 1990 | 90,669 | 1989 | 86,792 | 1988 | 82,392 | 1987 | 79,755 | 1986 | 77,411 | 1985 | 74,871 | 1984 | 75,304 | 1983 | 77,285 | 1982 | 78,666 | 1981 | 80,909 | 1980 | 83,060 | 1979 | 84,453 | 1978 | 85,192 | 1977 | 85,065 | 1976 | 84,148 | 1975 | 82,476 | 1974 | 80,150 | 1973 | 77,787 | 1972 | 75,305 | 1971 | 73,010 | 1970 | 71,294 | 1969 | 69,511 | 1968 | 67,811 | 1967 | 65,975 | 1966 | 63,399 | 1965 | 61,137 | 1964 | 59,120 | 1963 | 56,566 | 1962 | 54,544 | 1961 | 53,475 | 1960 | 52,001 |
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