square footage of buildings that are LEED Platinum certified, as of the day they are certified by USGBC

Square footage of LEED Gold certified buildings, based on the day they were certified by USGBC.

Square Feet of building space with LEED Silver certification confirmed by USGBC during each fiscal year

This is the total square footage that is LEED certified, regardless of basic, silver, gold, or platinum, each fiscal year.