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 0.05268833333333333 0.0 0.174535 14 h after light 0.05251466666666666 0.0 0.16712 18 h after light 0.0 0.0 0.0 2 h after dark 0.062339 0.0 0.374034