-
2013 Attendance Figures for Illinois State Historic Sites
-
2012 Attendance Figures for Illinois State Historic Sites
-
2011 Attendance Figures for Illinois State Historic Sites
-
2010 Attendance Figures for Illinois State Historic Sites
-
2009 Attendance Figures for Illinois State Historic Sites
-
2008 Attendance Figures for Illinois State Historic Sites
-
2007 Attendance Figures for Illinois State Historic Sites
-
2006 Attendance Figures for Illinois State Historic Sites
-
2005 Attendance Figures for Illinois State Historic Sites
-
2004 Attendance Figures for Illinois State Historic Sites
-
2003 Attendance Figures for Illinois State Historic Sites
-
2002 Attendance Figures for Illinois State Historic Sites
