Year | Value | 2022 | 257,101 | 2021 | 263,415 | 2020 | 270,381 | 2019 | 274,691 | 2018 | 274,262 | 2017 | 268,497 | 2016 | 256,842 | 2015 | 241,352 | 2014 | 225,507 | 2013 | 210,916 | 2012 | 198,673 | 2011 | 189,974 | 2010 | 183,789 | 2009 | 176,992 | 2008 | 170,052 | 2007 | 165,092 | 2006 | 162,118 | 2005 | 160,888 | 2004 | 161,047 | 2003 | 162,283 | 2002 | 163,382 | 2001 | 163,943 | 2000 | 165,306 | 1999 | 167,825 | 1998 | 171,025 | 1997 | 174,536 | 1996 | 179,178 | 1995 | 185,163 | 1994 | 187,761 | 1993 | 186,024 | 1992 | 184,239 | 1991 | 181,108 | 1990 | 174,677 | 1989 | 170,898 | 1988 | 171,895 | 1987 | 173,300 | 1986 | 174,563 | 1985 | 176,015 | 1984 | 176,979 | 1983 | 176,699 | 1982 | 175,351 | 1981 | 173,414 | 1980 | 170,660 | 1979 | 166,807 | 1978 | 162,657 | 1977 | 158,843 | 1976 | 155,689 | 1975 | 153,126 | 1974 | 150,233 | 1973 | 147,505 | 1972 | 145,020 | 1971 | 141,978 | 1970 | 138,494 | 1969 | 135,151 | 1968 | 132,354 | 1967 | 129,503 | 1966 | 126,500 | 1965 | 123,325 | 1964 | 120,322 | 1963 | 118,033 | 1962 | 116,778 | 1961 | 115,763 | 1960 | 114,816 |
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