Year | Value | 2022 | 195,284 | 2021 | 190,969 | 2020 | 184,848 | 2019 | 174,376 | 2018 | 164,868 | 2017 | 156,156 | 2016 | 147,995 | 2015 | 140,692 | 2014 | 134,391 | 2013 | 129,906 | 2012 | 128,381 | 2011 | 128,131 | 2010 | 128,223 | 2009 | 128,661 | 2008 | 130,242 | 2007 | 133,039 | 2006 | 136,466 | 2005 | 139,463 | 2004 | 141,682 | 2003 | 142,210 | 2002 | 141,050 | 2001 | 139,795 | 2000 | 140,514 | 1999 | 141,969 | 1998 | 144,250 | 1997 | 146,357 | 1996 | 147,463 | 1995 | 147,368 | 1994 | 146,612 | 1993 | 145,039 | 1992 | 142,628 | 1991 | 139,749 | 1990 | 131,725 | 1989 | 128,910 | 1988 | 126,569 | 1987 | 124,696 | 1986 | 122,210 | 1985 | 121,121 | 1984 | 120,108 | 1983 | 119,560 | 1982 | 118,663 | 1981 | 117,632 | 1980 | 115,882 | 1979 | 113,181 | 1978 | 110,169 | 1977 | 106,117 | 1976 | 102,533 | 1975 | 100,090 | 1974 | 97,142 | 1973 | 93,341 | 1972 | 89,122 | 1971 | 84,773 | 1970 | 80,731 | 1969 | 77,808 | 1968 | 76,671 | 1967 | 76,610 | 1966 | 76,693 | 1965 | 77,607 | 1964 | 78,998 | 1963 | 80,023 | 1962 | 81,055 | 1961 | 81,284 | 1960 | 81,590 |
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