Year | Value | 2022 | 360,705 | 2021 | 374,535 | 2020 | 370,326 | 2019 | 359,442 | 2018 | 348,306 | 2017 | 342,864 | 2016 | 335,251 | 2015 | 322,070 | 2014 | 313,132 | 2013 | 307,344 | 2012 | 301,880 | 2011 | 300,148 | 2010 | 301,512 | 2009 | 300,129 | 2008 | 295,359 | 2007 | 291,360 | 2006 | 287,519 | 2005 | 284,679 | 2004 | 282,704 | 2003 | 282,938 | 2002 | 284,914 | 2001 | 287,595 | 2000 | 291,461 | 1999 | 295,291 | 1998 | 297,182 | 1997 | 297,809 | 1996 | 299,224 | 1995 | 301,330 | 1994 | 301,172 | 1993 | 301,254 | 1992 | 304,879 | 1991 | 308,613 | 1990 | 308,895 | 1989 | 309,993 | 1988 | 296,245 | 1987 | 263,731 | 1986 | 230,105 | 1985 | 202,528 | 1984 | 193,498 | 1983 | 210,954 | 1982 | 243,071 | 1981 | 274,670 | 1980 | 299,423 | 1979 | 309,040 | 1978 | 307,592 | 1977 | 303,125 | 1976 | 297,406 | 1975 | 290,085 | 1974 | 280,592 | 1973 | 272,686 | 1972 | 267,327 | 1971 | 263,063 | 1970 | 261,592 | 1969 | 261,042 | 1968 | 258,191 | 1967 | 254,184 | 1966 | 250,106 | 1965 | 244,724 | 1964 | 238,263 | 1963 | 232,439 | 1962 | 225,423 | 1961 | 216,402 | 1960 | 206,024 |
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