condition mean min max 0 h after light 0.3659795 0.0 0.731959 4 h after light 0.653556 0.5613 0.745812 8 h after light 0.36905699999999997 0.241387 0.496727 4 h after dark 0.2402565 0.15975 0.320763 8 h after dark 0.5627165 0.484643 0.64079 12 h after dark 0.3601805 0.243659 0.476702