Year | Value | 2022 | 318,248 | 2021 | 305,060 | 2020 | 291,906 | 2019 | 278,521 | 2018 | 265,134 | 2017 | 252,247 | 2016 | 240,026 | 2015 | 228,633 | 2014 | 217,260 | 2013 | 206,694 | 2012 | 198,511 | 2011 | 192,183 | 2010 | 186,976 | 2009 | 183,636 | 2008 | 181,384 | 2007 | 178,374 | 2006 | 175,169 | 2005 | 172,327 | 2004 | 169,924 | 2003 | 167,863 | 2002 | 165,932 | 2001 | 163,587 | 2000 | 160,387 | 1999 | 156,226 | 1998 | 151,061 | 1997 | 144,958 | 1996 | 138,290 | 1995 | 131,494 | 1994 | 124,633 | 1993 | 117,898 | 1992 | 111,480 | 1991 | 105,136 | 1990 | 98,887 | 1989 | 92,957 | 1988 | 87,282 | 1987 | 81,966 | 1986 | 77,164 | 1985 | 72,966 | 1984 | 69,361 | 1983 | 66,300 | 1982 | 63,672 | 1981 | 61,295 | 1980 | 59,107 | 1979 | 57,106 | 1978 | 55,280 | 1977 | 53,585 | 1976 | 52,002 | 1975 | 50,506 | 1974 | 49,051 | 1973 | 47,621 | 1972 | 46,288 | 1971 | 45,201 | 1970 | 44,477 | 1969 | 44,582 | 1968 | 45,646 | 1967 | 47,141 | 1966 | 48,706 | 1965 | 50,132 | 1964 | 51,363 | 1963 | 52,422 | 1962 | 53,319 | 1961 | 54,026 | 1960 | 54,685 |
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