condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.22230399999999997 0.0 0.666912 9 h after light 0.184908 0.0 0.554724 12 h after light 0.24489666666666665 0.0 0.73469 3 h after dark 0.25157066666666666 0.0 0.754712 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0