condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04401433333333333 0.0 0.132043 12 h after light 0.049474599999999994 0.0 0.130178 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0