Year | Value | 2022 | 271,016 | 2021 | 277,596 | 2020 | 284,196 | 2019 | 287,727 | 2018 | 286,371 | 2017 | 279,554 | 2016 | 266,972 | 2015 | 251,153 | 2014 | 235,865 | 2013 | 222,364 | 2012 | 211,542 | 2011 | 204,722 | 2010 | 200,202 | 2009 | 194,904 | 2008 | 189,370 | 2007 | 186,004 | 2006 | 184,836 | 2005 | 185,781 | 2004 | 188,199 | 2003 | 191,383 | 2002 | 194,315 | 2001 | 196,363 | 2000 | 198,749 | 1999 | 202,082 | 1998 | 205,850 | 1997 | 210,042 | 1996 | 216,225 | 1995 | 224,000 | 1994 | 227,109 | 1993 | 225,077 | 1992 | 223,179 | 1991 | 219,330 | 1990 | 211,838 | 1989 | 207,916 | 1988 | 209,391 | 1987 | 211,007 | 1986 | 212,317 | 1985 | 213,376 | 1984 | 213,962 | 1983 | 213,801 | 1982 | 212,568 | 1981 | 210,687 | 1980 | 208,385 | 1979 | 204,539 | 1978 | 199,707 | 1977 | 195,330 | 1976 | 191,620 | 1975 | 188,271 | 1974 | 184,620 | 1973 | 181,157 | 1972 | 177,532 | 1971 | 173,058 | 1970 | 168,127 | 1969 | 163,667 | 1968 | 160,177 | 1967 | 156,822 | 1966 | 153,554 | 1965 | 149,818 | 1964 | 145,850 | 1963 | 142,608 | 1962 | 140,378 | 1961 | 138,200 | 1960 | 135,846 |
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