condition mean min max 4 h after light 0.08409269999999999 0.0786303 0.0895551 8 h after light 0.0509177 0.0219574 0.079878 12 h after light 0.0481254 0.01933 0.0769208 4 h after dark 0.03331415 0.0 0.0666283 8 h after dark 0.02966295 0.0169313 0.0423946 12 h after dark 0.02765615 0.0167505 0.0385618