"Attendance of Marshall County School Enrollment and Attendance, All Available Years: by Grade" ,2004/2005,2005/2006,2006/2007,2007/2008,2008/2009,2009/2010 Primary (K-6),93%,96%,97%,96%,97%, Secondary (7-12),89%,95%,94%,94%,94%, Sources: Minnesota Automated Reporting Student System SUMN Web Site: http://sumn.org