There are 123.3 whole-time equivalent (WTE) staff currently in the Inspectorate. There are 66.5 inspectors at inspector grade, 46.8 at senior/divisional grade, 8 at the grade of assistant chief inspector, 1 deputy chief inspector and 1 chief inspector. The 113.3 inspectors at inspector or senior/divisional grade include 57 primary inspectors, 54.3 post-primary Inspectors and 2 inspectors designated as primary/post-primary. The Chief Inspector and Deputy Chief Inspector are responsible for the overall management of the Inspectorate. 101.3 WTE staff are assigned to inspection and advisory services in five regional business units and 20 Inspectorate staff are assigned to policy work including evaluation support, self-evaluation, school improvement and curriculum and assessment policy.