Year | Value | 2022 | 285,115 | 2021 | 283,741 | 2020 | 284,315 | 2019 | 283,835 | 2018 | 282,766 | 2017 | 281,494 | 2016 | 278,877 | 2015 | 278,117 | 2014 | 281,297 | 2013 | 286,399 | 2012 | 292,847 | 2011 | 301,121 | 2010 | 308,935 | 2009 | 313,610 | 2008 | 313,630 | 2007 | 307,991 | 2006 | 295,788 | 2005 | 279,075 | 2004 | 261,969 | 2003 | 246,195 | 2002 | 232,696 | 2001 | 223,084 | 2000 | 216,478 | 1999 | 209,592 | 1998 | 202,861 | 1997 | 198,711 | 1996 | 197,041 | 1995 | 196,954 | 1994 | 197,666 | 1993 | 199,428 | 1992 | 201,591 | 1991 | 203,388 | 1990 | 205,932 | 1989 | 209,350 | 1988 | 213,501 | 1987 | 218,270 | 1986 | 224,709 | 1985 | 233,425 | 1984 | 238,520 | 1983 | 238,333 | 1982 | 237,680 | 1981 | 235,183 | 1980 | 228,635 | 1979 | 225,527 | 1978 | 228,229 | 1977 | 230,990 | 1976 | 233,313 | 1975 | 235,669 | 1974 | 237,649 | 1973 | 238,403 | 1972 | 237,689 | 1971 | 235,857 | 1970 | 232,080 | 1969 | 226,213 | 1968 | 220,456 | 1967 | 216,033 | 1966 | 212,221 | 1965 | 208,551 | 1964 | 204,408 | 1963 | 200,442 | 1962 | 196,786 | 1961 | 192,458 | 1960 | 188,414 |
|