condition mean min max 3 h after light 0.165194 0.161406 0.172055 6 h after light 0.361825 0.304751 0.422946 9 h after light 0.516395 0.104867 0.760877 12 h after light 0.39696525 0.273996 0.568668 3 h after dark 0.495693 0.358941 0.684477 6 h after dark 0.2774333333333333 0.190421 0.352442 9 h after dark 0.349026 0.319788 0.373449 12 h after dark 0.191358 0.175507 0.207209