Year | Value | 2022 | 388,364 | 2021 | 356,671 | 2020 | 326,957 | 2019 | 300,132 | 2018 | 278,191 | 2017 | 263,427 | 2016 | 254,783 | 2015 | 250,453 | 2014 | 248,623 | 2013 | 247,299 | 2012 | 244,978 | 2011 | 241,174 | 2010 | 236,224 | 2009 | 230,898 | 2008 | 225,936 | 2007 | 221,658 | 2006 | 217,709 | 2005 | 213,684 | 2004 | 208,987 | 2003 | 202,938 | 2002 | 195,391 | 2001 | 186,653 | 2000 | 177,326 | 1999 | 168,153 | 1998 | 160,003 | 1997 | 146,892 | 1996 | 128,932 | 1995 | 118,485 | 1994 | 114,700 | 1993 | 111,054 | 1992 | 107,665 | 1991 | 104,509 | 1990 | 101,551 | 1989 | 98,830 | 1988 | 96,301 | 1987 | 94,189 | 1986 | 92,496 | 1985 | 91,044 | 1984 | 89,993 | 1983 | 89,386 | 1982 | 89,087 | 1981 | 88,893 | 1980 | 88,660 | 1979 | 88,283 | 1978 | 87,683 | 1977 | 86,754 | 1976 | 80,818 | 1975 | 71,477 | 1974 | 67,389 | 1973 | 67,266 | 1972 | 67,401 | 1971 | 67,841 | 1970 | 68,625 | 1969 | 69,576 | 1968 | 70,330 | 1967 | 70,914 | 1966 | 71,671 | 1965 | 69,933 | 1964 | 65,362 | 1963 | 60,903 | 1962 | 57,097 | 1961 | 53,704 | 1960 | 51,961 |
|