condition mean min max 3 h after light 8.32684 5.42675 10.0122 6 h after light 19.2606 16.0576 22.415 9 h after light 31.05176666666667 27.1751 33.4879 12 h after light 32.556149999999995 15.844 45.8518 3 h after dark 48.26833333333333 39.4445 55.8172 6 h after dark 27.992933333333333 24.229 33.7433 9 h after dark 18.964733333333335 18.0864 19.4575 12 h after dark 11.24335 10.5582 11.9285