Year | Value | 2022 | 415,227 | 2021 | 415,929 | 2020 | 415,515 | 2019 | 413,914 | 2018 | 413,074 | 2017 | 412,871 | 2016 | 410,686 | 2015 | 403,811 | 2014 | 391,843 | 2013 | 376,622 | 2012 | 359,249 | 2011 | 340,737 | 2010 | 323,536 | 2009 | 309,410 | 2008 | 297,806 | 2007 | 287,568 | 2006 | 278,434 | 2005 | 270,512 | 2004 | 264,010 | 2003 | 258,862 | 2002 | 254,745 | 2001 | 251,418 | 2000 | 247,847 | 1999 | 244,685 | 1998 | 242,575 | 1997 | 240,155 | 1996 | 236,403 | 1995 | 232,778 | 1994 | 231,535 | 1993 | 232,521 | 1992 | 235,000 | 1991 | 236,261 | 1990 | 235,741 | 1989 | 232,736 | 1988 | 223,690 | 1987 | 210,728 | 1986 | 197,499 | 1985 | 185,166 | 1984 | 175,087 | 1983 | 166,387 | 1982 | 157,616 | 1981 | 148,790 | 1980 | 140,081 | 1979 | 132,391 | 1978 | 124,088 | 1977 | 114,868 | 1976 | 105,492 | 1975 | 95,837 | 1974 | 85,377 | 1973 | 76,638 | 1972 | 72,123 | 1971 | 71,149 | 1970 | 74,298 | 1969 | 80,584 | 1968 | 88,335 | 1967 | 95,035 | 1966 | 99,667 | 1965 | 101,533 | 1964 | 101,111 | 1963 | 98,922 | 1962 | 95,534 | 1961 | 92,884 | 1960 | 91,280 |
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