Year | Value | 2022 | 342,771 | 2021 | 347,364 | 2020 | 352,202 | 2019 | 355,212 | 2018 | 356,037 | 2017 | 355,248 | 2016 | 352,650 | 2015 | 347,656 | 2014 | 339,957 | 2013 | 330,052 | 2012 | 319,748 | 2011 | 310,815 | 2010 | 301,888 | 2009 | 292,049 | 2008 | 282,354 | 2007 | 273,606 | 2006 | 264,272 | 2005 | 256,321 | 2004 | 252,631 | 2003 | 252,581 | 2002 | 255,429 | 2001 | 255,442 | 2000 | 247,550 | 1999 | 240,717 | 1998 | 237,880 | 1997 | 233,328 | 1996 | 236,591 | 1995 | 254,174 | 1994 | 270,911 | 1993 | 272,133 | 1992 | 262,494 | 1991 | 246,447 | 1990 | 224,349 | 1989 | 202,094 | 1988 | 190,942 | 1987 | 192,087 | 1986 | 196,566 | 1985 | 202,513 | 1984 | 208,677 | 1983 | 214,128 | 1982 | 218,917 | 1981 | 223,781 | 1980 | 230,494 | 1979 | 239,475 | 1978 | 250,008 | 1977 | 260,926 | 1976 | 270,426 | 1975 | 275,624 | 1974 | 271,660 | 1973 | 253,862 | 1972 | 227,582 | 1971 | 201,311 | 1970 | 181,022 | 1969 | 177,705 | 1968 | 194,965 | 1967 | 219,596 | 1966 | 242,479 | 1965 | 262,290 | 1964 | 273,070 | 1963 | 276,456 | 1962 | 277,877 | 1961 | 279,694 | 1960 | 280,409 |
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