condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.025665166666666666 0.0 0.153991 18 h after light 0.0 0.0 0.0 2 h after dark 0.10600233333333332 0.0 0.636014