Year | Value | 2022 | 251,124 | 2021 | 255,300 | 2020 | 260,132 | 2019 | 265,970 | 2018 | 272,787 | 2017 | 279,512 | 2016 | 285,108 | 2015 | 289,381 | 2014 | 293,003 | 2013 | 293,969 | 2012 | 292,006 | 2011 | 289,125 | 2010 | 284,253 | 2009 | 275,876 | 2008 | 265,994 | 2007 | 255,976 | 2006 | 245,055 | 2005 | 234,450 | 2004 | 225,218 | 2003 | 217,821 | 2002 | 211,492 | 2001 | 205,990 | 2000 | 201,465 | 1999 | 197,499 | 1998 | 194,238 | 1997 | 191,730 | 1996 | 190,230 | 1995 | 189,190 | 1994 | 187,906 | 1993 | 186,074 | 1992 | 183,377 | 1991 | 179,795 | 1990 | 175,088 | 1989 | 170,300 | 1988 | 167,101 | 1987 | 166,019 | 1986 | 166,145 | 1985 | 165,876 | 1984 | 163,945 | 1983 | 159,889 | 1982 | 153,854 | 1981 | 146,411 | 1980 | 138,268 | 1979 | 130,393 | 1978 | 123,098 | 1977 | 116,148 | 1976 | 109,608 | 1975 | 103,604 | 1974 | 98,076 | 1973 | 91,616 | 1972 | 84,121 | 1971 | 76,698 | 1970 | 69,411 | 1969 | 62,709 | 1968 | 58,256 | 1967 | 56,557 | 1966 | 56,803 | 1965 | 58,703 | 1964 | 61,899 | 1963 | 66,396 | 1962 | 71,207 | 1961 | 74,677 | 1960 | 76,207 |
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