Year | Value | 2023 | 19,302 | 2022 | 18,332 | 2021 | 17,207 | 2020 | 16,013 | 2019 | 14,251 | 2018 | 12,036 | 2017 | 10,111 | 2016 | 8,454 | 2015 | 7,168 | 2014 | 6,290 | 2013 | 5,518 | 2012 | 4,551 | 2011 | 3,285 | 2010 | 1,738 | 2009 | 1,145 | 2008 | 1,810 | 2007 | 2,683 | 2006 | 3,438 | 2005 | 3,782 | 2004 | 3,703 | 2003 | 3,491 | 2002 | 3,344 | 2001 | 3,285 | 2000 | 3,298 | 1999 | 3,340 | 1998 | 3,365 | 1997 | 3,342 | 1996 | 3,256 | 1995 | 3,120 | 1994 | 2,975 | 1993 | 2,838 | 1992 | 2,697 | 1991 | 2,564 | 1990 | 2,458 | 1989 | 2,384 | 1988 | 2,340 | 1987 | 2,320 | 1986 | 2,299 | 1985 | 2,195 | 1984 | 2,012 | 1983 | 1,860 | 1982 | 1,768 | 1981 | 1,735 | 1980 | 1,657 | 1979 | 1,524 | 1978 | 1,452 | 1977 | 1,489 | 1976 | 1,612 | 1975 | 1,608 | 1974 | 1,419 |
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