of 5. How were the common spend categories established? 0 P r od u c t S e rv i ce C o d es ( P SCs ) w e r e a n a l y zed a n d so rte d i nt o ca t ego ri es 0 T h e B u r ea u of L a bo r S t a ti s ti c s ( B L S ) S t a n d a rd Oc c u p a ti o n a l C l ass ifi ca ti o n S y s t e m was a d o p t e d @ North American Industry Classification Systesm codes (NAICS) were analyzed and sorted into categories 0 N o n e o f the above 0 M a rk f o r f o ll o w up