Year | Value | 2022 | 528,436 | 2021 | 518,814 | 2020 | 507,077 | 2019 | 500,709 | 2018 | 489,665 | 2017 | 474,535 | 2016 | 457,700 | 2015 | 436,117 | 2014 | 412,723 | 2013 | 387,885 | 2012 | 365,360 | 2011 | 346,177 | 2010 | 327,195 | 2009 | 310,130 | 2008 | 295,558 | 2007 | 284,460 | 2006 | 276,871 | 2005 | 271,342 | 2004 | 266,105 | 2003 | 261,336 | 2002 | 256,056 | 2001 | 251,189 | 2000 | 246,868 | 1999 | 242,250 | 1998 | 237,579 | 1997 | 233,169 | 1996 | 228,562 | 1995 | 223,496 | 1994 | 217,980 | 1993 | 212,027 | 1992 | 205,619 | 1991 | 198,867 | 1990 | 191,841 | 1989 | 184,644 | 1988 | 177,134 | 1987 | 169,486 | 1986 | 162,326 | 1985 | 155,926 | 1984 | 150,203 | 1983 | 145,173 | 1982 | 140,729 | 1981 | 136,415 | 1980 | 132,020 | 1979 | 127,624 | 1978 | 123,271 | 1977 | 119,012 | 1976 | 114,906 | 1975 | 110,948 | 1974 | 107,139 | 1973 | 103,506 | 1972 | 100,005 | 1971 | 96,398 | 1970 | 92,614 | 1969 | 88,806 | 1968 | 84,947 | 1967 | 81,079 | 1966 | 77,560 | 1965 | 74,584 | 1964 | 72,096 | 1963 | 70,107 | 1962 | 68,521 | 1961 | 67,012 | 1960 | 65,437 |
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