Year | Value | 2022 | 61,024 | 2021 | 61,864 | 2020 | 63,131 | 2019 | 63,138 | 2018 | 66,408 | 2017 | 73,544 | 2016 | 79,622 | 2015 | 85,136 | 2014 | 90,723 | 2013 | 96,152 | 2012 | 100,513 | 2011 | 104,560 | 2010 | 108,481 | 2009 | 110,853 | 2008 | 112,991 | 2007 | 116,286 | 2006 | 120,616 | 2005 | 125,752 | 2004 | 130,974 | 2003 | 135,835 | 2002 | 140,195 | 2001 | 143,790 | 2000 | 146,472 | 1999 | 148,730 | 1998 | 150,817 | 1997 | 152,889 | 1996 | 154,479 | 1995 | 155,782 | 1994 | 157,054 | 1993 | 157,549 | 1992 | 157,331 | 1991 | 156,507 | 1990 | 154,810 | 1989 | 153,643 | 1988 | 154,042 | 1987 | 155,949 | 1986 | 159,527 | 1985 | 163,979 | 1984 | 168,250 | 1983 | 171,349 | 1982 | 173,032 | 1981 | 173,329 | 1980 | 172,295 | 1979 | 170,757 | 1978 | 169,572 | 1977 | 168,652 | 1976 | 167,692 | 1975 | 166,428 | 1974 | 164,115 | 1973 | 161,227 | 1972 | 159,091 | 1971 | 158,230 | 1970 | 159,433 | 1969 | 163,555 | 1968 | 169,025 | 1967 | 173,696 | 1966 | 177,351 | 1965 | 179,868 | 1964 | 181,248 | 1963 | 180,854 | 1962 | 179,028 | 1961 | 177,051 | 1960 | 175,239 |
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