Year | Value | 2022 | 114,176 | 2021 | 112,138 | 2020 | 109,874 | 2019 | 110,017 | 2018 | 112,396 | 2017 | 114,177 | 2016 | 115,379 | 2015 | 115,582 | 2014 | 109,308 | 2013 | 94,141 | 2012 | 80,573 | 2011 | 72,443 | 2010 | 65,289 | 2009 | 59,626 | 2008 | 55,523 | 2007 | 52,148 | 2006 | 49,531 | 2005 | 47,699 | 2004 | 46,524 | 2003 | 45,852 | 2002 | 45,705 | 2001 | 45,780 | 2000 | 45,812 | 1999 | 45,835 | 1998 | 45,799 | 1997 | 45,661 | 1996 | 45,435 | 1995 | 45,138 | 1994 | 44,777 | 1993 | 44,336 | 1992 | 43,694 | 1991 | 42,767 | 1990 | 41,726 | 1989 | 40,587 | 1988 | 39,253 | 1987 | 37,735 | 1986 | 35,817 | 1985 | 33,734 | 1984 | 31,639 | 1983 | 29,291 | 1982 | 27,314 | 1981 | 25,975 | 1980 | 25,275 | 1979 | 25,570 | 1978 | 30,776 | 1977 | 36,845 | 1976 | 35,427 | 1975 | 33,079 | 1974 | 33,343 | 1973 | 32,731 | 1972 | 31,485 | 1971 | 30,136 | 1970 | 29,083 | 1969 | 28,243 | 1968 | 27,434 | 1967 | 26,773 | 1966 | 26,128 | 1965 | 25,413 | 1964 | 24,706 | 1963 | 23,989 | 1962 | 23,280 | 1961 | 22,701 | 1960 | 22,340 |
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