Year | Value | 2022 | 213,825 | 2021 | 224,537 | 2020 | 238,777 | 2019 | 252,749 | 2018 | 266,115 | 2017 | 276,881 | 2016 | 280,329 | 2015 | 277,489 | 2014 | 273,812 | 2013 | 269,336 | 2012 | 263,346 | 2011 | 257,039 | 2010 | 249,896 | 2009 | 241,033 | 2008 | 232,264 | 2007 | 225,538 | 2006 | 221,731 | 2005 | 221,304 | 2004 | 222,475 | 2003 | 223,952 | 2002 | 224,904 | 2001 | 225,902 | 2000 | 228,268 | 1999 | 233,617 | 1998 | 243,386 | 1997 | 258,600 | 1996 | 276,939 | 1995 | 296,383 | 1994 | 317,741 | 1993 | 339,429 | 1992 | 358,390 | 1991 | 376,439 | 1990 | 392,390 | 1989 | 402,062 | 1988 | 407,214 | 1987 | 409,013 | 1986 | 404,941 | 1985 | 398,856 | 1984 | 392,955 | 1983 | 386,017 | 1982 | 379,494 | 1981 | 373,812 | 1980 | 368,418 | 1979 | 364,151 | 1978 | 360,638 | 1977 | 358,043 | 1976 | 357,901 | 1975 | 358,976 | 1974 | 358,847 | 1973 | 358,055 | 1972 | 357,767 | 1971 | 357,777 | 1970 | 359,863 | 1969 | 366,486 | 1968 | 378,491 | 1967 | 394,994 | 1966 | 414,360 | 1965 | 434,010 | 1964 | 451,154 | 1963 | 463,089 | 1962 | 468,928 | 1961 | 469,971 | 1960 | 467,917 |
|