condition mean min max 2 h after light 0.3859536666666667 0.0 0.674112 6 h after light 0.09199633333333333 0.0 0.551978 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.21136166666666667 0.0 1.26817 2 h after dark 0.2722375 0.0 1.17704