condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.03904833333333333 0.0 0.117145 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0256516 0.0 0.0769548 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0