condition mean min max 3 h after light 0.722501 0.428768 1.19979 6 h after light 1.6101366666666668 1.46327 1.77989 9 h after light 2.6127633333333335 1.80618 3.07275 12 h after light 2.9116524999999998 0.72713 3.96148 3 h after dark 5.07432 4.43986 5.8964 6 h after dark 4.53149 3.83558 5.39137 9 h after dark 2.4520466666666665 1.61421 3.72026 12 h after dark 0.9547155 0.893091 1.01634