Year | Value | 2022 | 354,830 | 2021 | 355,680 | 2020 | 366,221 | 2019 | 367,451 | 2018 | 368,612 | 2017 | 371,473 | 2016 | 373,097 | 2015 | 367,944 | 2014 | 359,502 | 2013 | 350,855 | 2012 | 334,914 | 2011 | 313,398 | 2010 | 298,572 | 2009 | 286,429 | 2008 | 269,275 | 2007 | 253,716 | 2006 | 242,268 | 2005 | 233,450 | 2004 | 228,740 | 2003 | 228,957 | 2002 | 233,183 | 2001 | 240,769 | 2000 | 250,126 | 1999 | 258,155 | 1998 | 263,814 | 1997 | 268,044 | 1996 | 270,932 | 1995 | 273,182 | 1994 | 276,451 | 1993 | 281,797 | 1992 | 287,464 | 1991 | 291,952 | 1990 | 293,407 | 1989 | 286,187 | 1988 | 263,191 | 1987 | 230,311 | 1986 | 198,945 | 1985 | 176,615 | 1984 | 174,585 | 1983 | 195,622 | 1982 | 227,305 | 1981 | 258,028 | 1980 | 282,424 | 1979 | 295,006 | 1978 | 298,101 | 1977 | 298,219 | 1976 | 297,536 | 1975 | 294,387 | 1974 | 289,316 | 1973 | 285,104 | 1972 | 281,813 | 1971 | 278,526 | 1970 | 278,469 | 1969 | 278,400 | 1968 | 273,802 | 1967 | 267,733 | 1966 | 260,909 | 1965 | 253,803 | 1964 | 246,151 | 1963 | 238,193 | 1962 | 229,556 | 1961 | 220,418 | 1960 | 212,545 |
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