Effects of the interior finish on the daylight distribution

ceiling 0.8, walls 0.7, floor 0.2 DFaverage = 3.2	ceiling 0.4, walls 0.35, floor 0.1 DFaverage = 2.4
ceiling 0.2, walls 0.175, floor 0.05 DFaverage = 2.2	ceiling 0, walls 0, floor 0 DFaverage = 2.1

ceiling 0.8, walls 0.7, floor 0.2	ceiling 0.4, walls 0.7, floor 0.2
ceiling 0.2, walls 0.7, floor 0.2	ceiling 0, walls 0.7, floor 0.2

ceiling 0.8, walls 0.7, floor 0.4	ceiling 0.8, walls 0.7, floor 0.2
ceiling 0.8, walls 0.7, floor 0.1	ceiling 0.8, walls 0.7, floor 0

ceiling 0.8, walls 0.7, floor 0.2	ceiling 0.8, walls 0.35, floor 0.2
ceiling 0.8, walls 0.175, floor 0.2	ceiling 0.8, walls 0, floor 0.2