Year | Value | 2022 | 90,741 | 2021 | 90,506 | 2020 | 90,133 | 2019 | 90,422 | 2018 | 90,272 | 2017 | 87,371 | 2016 | 81,520 | 2015 | 73,227 | 2014 | 64,687 | 2013 | 55,476 | 2012 | 48,292 | 2011 | 45,403 | 2010 | 43,851 | 2009 | 42,845 | 2008 | 42,132 | 2007 | 41,658 | 2006 | 41,288 | 2005 | 41,092 | 2004 | 40,978 | 2003 | 40,797 | 2002 | 40,648 | 2001 | 40,480 | 2000 | 40,168 | 1999 | 39,740 | 1998 | 39,203 | 1997 | 38,533 | 1996 | 37,641 | 1995 | 36,515 | 1994 | 35,234 | 1993 | 33,826 | 1992 | 32,216 | 1991 | 30,397 | 1990 | 28,555 | 1989 | 26,664 | 1988 | 24,562 | 1987 | 22,539 | 1986 | 20,973 | 1985 | 20,215 | 1984 | 20,366 | 1983 | 21,464 | 1982 | 23,552 | 1981 | 25,453 | 1980 | 26,346 | 1979 | 26,647 | 1978 | 29,448 | 1977 | 31,621 | 1976 | 28,126 | 1975 | 24,958 | 1974 | 24,343 | 1973 | 23,667 | 1972 | 23,087 | 1971 | 22,504 | 1970 | 21,893 | 1969 | 21,293 | 1968 | 20,665 | 1967 | 20,073 | 1966 | 19,605 | 1965 | 19,288 | 1964 | 19,115 | 1963 | 19,082 | 1962 | 19,153 | 1961 | 19,157 | 1960 | 19,028 |
|