Year | Value | 2022 | 185,973 | 2021 | 183,935 | 2020 | 182,016 | 2019 | 179,632 | 2018 | 176,281 | 2017 | 172,605 | 2016 | 168,890 | 2015 | 165,371 | 2014 | 162,236 | 2013 | 159,837 | 2012 | 158,215 | 2011 | 157,284 | 2010 | 156,672 | 2009 | 155,594 | 2008 | 154,216 | 2007 | 152,797 | 2006 | 150,418 | 2005 | 147,946 | 2004 | 146,619 | 2003 | 145,891 | 2002 | 146,283 | 2001 | 148,853 | 2000 | 150,739 | 1999 | 149,877 | 1998 | 146,694 | 1997 | 140,475 | 1996 | 130,820 | 1995 | 121,092 | 1994 | 113,683 | 1993 | 107,757 | 1992 | 103,453 | 1991 | 100,722 | 1990 | 98,516 | 1989 | 95,934 | 1988 | 93,781 | 1987 | 93,102 | 1986 | 94,099 | 1985 | 96,028 | 1984 | 98,286 | 1983 | 100,892 | 1982 | 103,127 | 1981 | 105,063 | 1980 | 107,287 | 1979 | 109,937 | 1978 | 113,440 | 1977 | 117,329 | 1976 | 121,042 | 1975 | 125,437 | 1974 | 127,971 | 1973 | 127,858 | 1972 | 127,730 | 1971 | 126,596 | 1970 | 123,652 | 1969 | 122,014 | 1968 | 121,864 | 1967 | 120,958 | 1966 | 120,193 | 1965 | 119,515 | 1964 | 118,920 | 1963 | 117,997 | 1962 | 116,371 | 1961 | 114,675 | 1960 | 113,324 |
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