Year Age 1979 383 1990 61000 1991 76000 1992 96000 1993 120000 1994 140000 1995 160000 1996 160000 1997 160000 1998 160000 1999 150000 2000 140000 2001 130000 2002 130000 2003 120000 2004 110000 2005 110000 2006 100000 2007 99000 2008 94000 2009 89000 2010 84000 2011 80000