Historical performance of IS services. Current academic year Planned maintenance Unplanned maintenance Previous years 2012-13 Planned maintenance Unplanned maintenance 2011-12 Planned Maintenance Unplanned Maintenance 2010-11 Planned Maintenance Unplanned Maintenance 2009-10 Planned maintenance Unplanned maintenance Pre 2010 Availability 2008-2009 Availability 2007-2008 Availability 2006-2007 Availability 2005-2006 This article was published on 2024-10-08