Year | Value | 2022 | 533,247 | 2021 | 470,016 | 2020 | 439,196 | 2019 | 431,916 | 2018 | 437,621 | 2017 | 464,809 | 2016 | 508,425 | 2015 | 533,671 | 2014 | 537,708 | 2013 | 543,616 | 2012 | 547,768 | 2011 | 549,944 | 2010 | 553,079 | 2009 | 557,946 | 2008 | 561,941 | 2007 | 562,172 | 2006 | 556,596 | 2005 | 544,503 | 2004 | 526,804 | 2003 | 504,399 | 2002 | 480,183 | 2001 | 457,499 | 2000 | 436,704 | 1999 | 417,680 | 1998 | 399,721 | 1997 | 383,531 | 1996 | 369,367 | 1995 | 356,127 | 1994 | 341,924 | 1993 | 326,968 | 1992 | 312,836 | 1991 | 298,560 | 1990 | 284,262 | 1989 | 270,415 | 1988 | 256,959 | 1987 | 243,464 | 1986 | 229,688 | 1985 | 215,372 | 1984 | 200,802 | 1983 | 186,752 | 1982 | 174,260 | 1981 | 164,187 | 1980 | 157,081 | 1979 | 152,637 | 1978 | 149,855 | 1977 | 148,047 | 1976 | 146,399 | 1975 | 144,544 | 1974 | 142,450 | 1973 | 140,161 | 1972 | 137,633 | 1971 | 135,011 | 1970 | 132,405 | 1969 | 129,731 | 1968 | 126,803 | 1967 | 123,773 | 1966 | 121,052 | 1965 | 118,864 | 1964 | 117,199 | 1963 | 116,155 | 1962 | 115,438 | 1961 | 114,205 | 1960 | 111,905 |
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