Year | Value | 2022 | 127,280 | 2021 | 129,175 | 2020 | 136,974 | 2019 | 139,559 | 2018 | 141,545 | 2017 | 143,697 | 2016 | 145,989 | 2015 | 147,605 | 2014 | 150,280 | 2013 | 152,770 | 2012 | 154,565 | 2011 | 156,325 | 2010 | 158,374 | 2009 | 160,211 | 2008 | 161,039 | 2007 | 161,042 | 2006 | 159,567 | 2005 | 156,811 | 2004 | 153,814 | 2003 | 150,293 | 2002 | 146,071 | 2001 | 141,805 | 2000 | 140,623 | 1999 | 132,987 | 1998 | 126,824 | 1997 | 123,236 | 1996 | 121,725 | 1995 | 125,411 | 1994 | 132,801 | 1993 | 137,404 | 1992 | 140,496 | 1991 | 146,479 | 1990 | 151,788 | 1989 | 154,167 | 1988 | 156,634 | 1987 | 158,589 | 1986 | 159,809 | 1985 | 161,076 | 1984 | 161,657 | 1983 | 160,513 | 1982 | 157,550 | 1981 | 152,734 | 1980 | 146,275 | 1979 | 138,955 | 1978 | 131,580 | 1977 | 124,951 | 1976 | 119,626 | 1975 | 115,276 | 1974 | 110,461 | 1973 | 103,597 | 1972 | 94,303 | 1971 | 83,989 | 1970 | 75,820 | 1969 | 72,664 | 1968 | 75,424 | 1967 | 83,271 | 1966 | 93,606 | 1965 | 103,178 | 1964 | 110,244 | 1963 | 114,669 | 1962 | 117,010 | 1961 | 118,054 | 1960 | 118,266 |
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