condition mean min max 0 h after light 0.05210935 0.0520629 0.0521558 4 h after light 0.15485215 0.0530483 0.256656 8 h after light 0.131004 0.103017 0.158991 4 h after dark 0.10345299999999999 0.102669 0.104237 8 h after dark 0.2830955 0.258538 0.307653 12 h after dark 0.1802765 0.152581 0.207972