Year | Value | 2022 | 559,658 | 2021 | 545,845 | 2020 | 530,728 | 2019 | 515,140 | 2018 | 498,900 | 2017 | 481,301 | 2016 | 462,549 | 2015 | 443,761 | 2014 | 425,405 | 2013 | 407,160 | 2012 | 391,193 | 2011 | 375,398 | 2010 | 357,593 | 2009 | 340,195 | 2008 | 323,537 | 2007 | 307,532 | 2006 | 292,279 | 2005 | 278,023 | 2004 | 264,776 | 2003 | 252,573 | 2002 | 241,743 | 2001 | 232,516 | 2000 | 224,976 | 1999 | 218,940 | 1998 | 214,025 | 1997 | 210,426 | 1996 | 208,238 | 1995 | 206,700 | 1994 | 205,366 | 1993 | 204,516 | 1992 | 204,178 | 1991 | 204,072 | 1990 | 203,881 | 1989 | 203,122 | 1988 | 202,492 | 1987 | 202,337 | 1986 | 201,414 | 1985 | 199,182 | 1984 | 197,035 | 1983 | 195,290 | 1982 | 193,355 | 1981 | 191,831 | 1980 | 190,252 | 1979 | 186,826 | 1978 | 181,290 | 1977 | 174,917 | 1976 | 168,789 | 1975 | 163,511 | 1974 | 159,732 | 1973 | 157,520 | 1972 | 156,142 | 1971 | 155,297 | 1970 | 154,592 | 1969 | 153,995 | 1968 | 153,586 | 1967 | 153,211 | 1966 | 152,923 | 1965 | 152,678 | 1964 | 152,374 | 1963 | 151,962 | 1962 | 151,511 | 1961 | 151,237 | 1960 | 151,279 |
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