condition mean min max 0 h after light 9.019449999999999 7.7087 10.3302 4 h after light 105.4564 94.0558 116.857 8 h after light 32.24385 29.722 34.7657 4 h after dark 10.42691 9.42092 11.4329 8 h after dark 18.770899999999997 17.4411 20.1007 12 h after dark 16.566850000000002 13.0534 20.0803