Year | Value | 2022 | 300,650 | 2021 | 294,872 | 2020 | 286,342 | 2019 | 278,709 | 2018 | 268,250 | 2017 | 255,096 | 2016 | 240,969 | 2015 | 227,156 | 2014 | 214,562 | 2013 | 204,545 | 2012 | 197,176 | 2011 | 193,044 | 2010 | 192,101 | 2009 | 191,481 | 2008 | 190,940 | 2007 | 191,678 | 2006 | 191,081 | 2005 | 188,038 | 2004 | 184,132 | 2003 | 179,904 | 2002 | 176,396 | 2001 | 174,384 | 2000 | 174,637 | 1999 | 176,220 | 1998 | 177,877 | 1997 | 179,798 | 1996 | 181,951 | 1995 | 183,397 | 1994 | 184,108 | 1993 | 185,087 | 1992 | 184,156 | 1991 | 179,036 | 1990 | 171,901 | 1989 | 163,982 | 1988 | 154,925 | 1987 | 146,339 | 1986 | 139,068 | 1985 | 133,294 | 1984 | 127,317 | 1983 | 120,846 | 1982 | 114,501 | 1981 | 107,772 | 1980 | 100,139 | 1979 | 91,114 | 1978 | 81,550 | 1977 | 74,943 | 1976 | 74,219 | 1975 | 77,447 | 1974 | 84,419 | 1973 | 95,739 | 1972 | 106,655 | 1971 | 112,107 | 1970 | 113,380 | 1969 | 112,618 | 1968 | 108,174 | 1967 | 100,989 | 1966 | 94,909 | 1965 | 91,491 | 1964 | 90,243 | 1963 | 90,877 | 1962 | 92,803 | 1961 | 93,488 | 1960 | 91,278 |
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