Year | Value | 2024 | 54,962 | 2023 | 55,007 | 2022 | 54,891 | 2021 | 54,769 | 2020 | 54,564 | 2019 | 54,269 | 2018 | 53,944 | 2017 | 53,568 | 2016 | 53,453 | 2015 | 53,618 | 2014 | 53,763 | 2013 | 53,882 | 2012 | 53,959 | 2011 | 53,902 | 2010 | 53,700 | 2009 | 53,484 | 2008 | 53,263 | 2007 | 52,980 | 2006 | 52,673 | 2005 | 52,368 | 2004 | 52,056 | 2003 | 51,744 | 2002 | 51,440 | 2001 | 51,131 | 2000 | 50,806 | 1999 | 50,477 | 1998 | 50,133 | 1997 | 49,758 | 1996 | 49,565 | 1995 | 49,562 | 1994 | 49,553 | 1993 | 49,558 | 1992 | 49,563 | 1991 | 49,547 | 1990 | 49,495 | 1989 | 49,391 | 1988 | 49,217 | 1987 | 48,962 | 1986 | 48,775 | 1985 | 48,714 | 1984 | 48,666 | 1983 | 48,617 | 1982 | 48,556 | 1981 | 48,471 | 1980 | 48,356 | 1979 | 48,199 | 1978 | 47,988 | 1977 | 47,714 | 1976 | 46,968 | 1975 | 45,753 |
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