Year | Value | 2022 | 122,028 | 2021 | 123,761 | 2020 | 130,624 | 2019 | 134,039 | 2018 | 137,611 | 2017 | 141,145 | 2016 | 145,213 | 2015 | 148,261 | 2014 | 150,549 | 2013 | 151,398 | 2012 | 151,580 | 2011 | 151,189 | 2010 | 150,204 | 2009 | 148,762 | 2008 | 147,252 | 2007 | 145,959 | 2006 | 145,097 | 2005 | 143,848 | 2004 | 142,346 | 2003 | 141,814 | 2002 | 142,273 | 2001 | 143,950 | 2000 | 152,423 | 1999 | 156,335 | 1998 | 158,866 | 1997 | 161,005 | 1996 | 163,964 | 1995 | 169,178 | 1994 | 173,832 | 1993 | 174,664 | 1992 | 176,410 | 1991 | 184,614 | 1990 | 192,014 | 1989 | 194,952 | 1988 | 197,140 | 1987 | 198,605 | 1986 | 197,735 | 1985 | 195,044 | 1984 | 192,756 | 1983 | 189,934 | 1982 | 185,848 | 1981 | 181,085 | 1980 | 173,539 | 1979 | 162,593 | 1978 | 152,603 | 1977 | 146,070 | 1976 | 143,621 | 1975 | 145,896 | 1974 | 151,695 | 1973 | 158,105 | 1972 | 163,700 | 1971 | 168,183 | 1970 | 171,865 | 1969 | 175,002 | 1968 | 177,518 | 1967 | 179,579 | 1966 | 181,231 | 1965 | 182,182 | 1964 | 182,119 | 1963 | 180,447 | 1962 | 176,616 | 1961 | 170,754 | 1960 | 163,548 |
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