condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.018122666666666665 0.0 0.108736 14 h after light 0.0 0.0 0.0 18 h after light 0.015696583333333333 0.0 0.0941795 2 h after dark 0.0 0.0 0.0