condition mean min max 2 h after light 164.49635 60.5575 358.774 6 h after light 384.999 180.233 689.019 10 h after light 428.415 126.629 774.837 14 h after light 509.1118333333333 108.677 1000.62 18 h after light 330.1983 88.9588 704.488 2 h after dark 163.80523333333335 35.2781 442.125