Year | Value | 2022 | 281,635 | 2021 | 281,200 | 2020 | 280,693 | 2019 | 280,180 | 2018 | 279,688 | 2017 | 279,187 | 2016 | 278,649 | 2015 | 278,083 | 2014 | 277,493 | 2013 | 276,865 | 2012 | 276,197 | 2011 | 275,486 | 2010 | 274,711 | 2009 | 273,791 | 2008 | 272,635 | 2007 | 271,444 | 2006 | 270,425 | 2005 | 269,477 | 2004 | 268,505 | 2003 | 267,499 | 2002 | 266,455 | 2001 | 265,377 | 2000 | 264,657 | 1999 | 264,170 | 1998 | 263,642 | 1997 | 263,224 | 1996 | 262,793 | 1995 | 262,303 | 1994 | 261,712 | 1993 | 260,995 | 1992 | 260,212 | 1991 | 259,402 | 1990 | 258,868 | 1989 | 258,759 | 1988 | 258,762 | 1987 | 258,654 | 1986 | 258,370 | 1985 | 257,911 | 1984 | 257,279 | 1983 | 256,505 | 1982 | 255,642 | 1981 | 254,684 | 1980 | 253,575 | 1979 | 252,334 | 1978 | 251,009 | 1977 | 249,663 | 1976 | 248,359 | 1975 | 247,090 | 1974 | 245,851 | 1973 | 244,643 | 1972 | 243,458 | 1971 | 242,350 | 1970 | 241,397 | 1969 | 240,594 | 1968 | 239,905 | 1967 | 239,238 | 1966 | 238,494 | 1965 | 237,694 | 1964 | 236,834 | 1963 | 235,875 | 1962 | 234,829 | 1961 | 233,698 | 1960 | 232,550 |
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