DIESNA 90.1-2007; LEED Reference Guide for Green Interior Design and Construction. 2009 Edition. Table 2. Standard Fixture Uses, by Occupancy Type Ftchre type FTE StudentNisitor Retail Customer Resident Us shay Water Closet — Female 3 0.5 0.2 5 —Male 1 0.1 0.1 5 Urinal — Female 0 0