Year | Value | 2022 | 537,191 | 2021 | 529,970 | 2020 | 521,570 | 2019 | 512,364 | 2018 | 502,281 | 2017 | 491,907 | 2016 | 481,705 | 2015 | 471,759 | 2014 | 462,062 | 2013 | 452,640 | 2012 | 443,183 | 2011 | 433,410 | 2010 | 423,214 | 2009 | 412,409 | 2008 | 401,092 | 2007 | 389,599 | 2006 | 378,008 | 2005 | 366,034 | 2004 | 353,798 | 2003 | 341,587 | 2002 | 329,401 | 2001 | 317,480 | 2000 | 307,096 | 1999 | 298,092 | 1998 | 289,360 | 1997 | 280,992 | 1996 | 272,820 | 1995 | 264,505 | 1994 | 256,094 | 1993 | 247,761 | 1992 | 239,474 | 1991 | 231,245 | 1990 | 223,768 | 1989 | 217,798 | 1988 | 213,026 | 1987 | 208,978 | 1986 | 205,849 | 1985 | 203,470 | 1984 | 201,316 | 1983 | 199,126 | 1982 | 196,613 | 1981 | 193,412 | 1980 | 188,980 | 1979 | 183,156 | 1978 | 176,325 | 1977 | 168,778 | 1976 | 160,819 | 1975 | 152,860 | 1974 | 145,239 | 1973 | 138,285 | 1972 | 132,164 | 1971 | 126,910 | 1970 | 122,497 | 1969 | 118,895 | 1968 | 116,366 | 1967 | 114,518 | 1966 | 112,870 | 1965 | 111,482 | 1964 | 110,084 | 1963 | 108,030 | 1962 | 105,593 | 1961 | 103,279 | 1960 | 100,951 |
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