Year | Value | 2022 | 580,788 | 2021 | 564,201 | 2020 | 549,231 | 2019 | 534,366 | 2018 | 518,208 | 2017 | 501,386 | 2016 | 484,587 | 2015 | 467,697 | 2014 | 451,298 | 2013 | 435,242 | 2012 | 419,395 | 2011 | 404,151 | 2010 | 389,505 | 2009 | 375,658 | 2008 | 363,084 | 2007 | 352,058 | 2006 | 342,411 | 2005 | 333,876 | 2004 | 326,198 | 2003 | 319,071 | 2002 | 312,060 | 2001 | 304,948 | 2000 | 298,007 | 1999 | 291,160 | 1998 | 284,538 | 1997 | 278,238 | 1996 | 272,049 | 1995 | 265,621 | 1994 | 258,894 | 1993 | 251,413 | 1992 | 243,043 | 1991 | 234,207 | 1990 | 225,143 | 1989 | 216,385 | 1988 | 208,567 | 1987 | 201,089 | 1986 | 193,340 | 1985 | 185,659 | 1984 | 177,960 | 1983 | 169,882 | 1982 | 161,939 | 1981 | 154,884 | 1980 | 148,739 | 1979 | 143,288 | 1978 | 138,391 | 1977 | 134,230 | 1976 | 131,096 | 1975 | 129,249 | 1974 | 128,849 | 1973 | 130,378 | 1972 | 133,462 | 1971 | 136,617 | 1970 | 138,905 | 1969 | 140,246 | 1968 | 140,692 | 1967 | 139,696 | 1966 | 137,254 | 1965 | 133,813 | 1964 | 129,405 | 1963 | 124,034 | 1962 | 118,178 | 1961 | 112,381 | 1960 | 106,829 |
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