condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.013811016666666667 0.0 0.0828661 10 h after light 0.011369683333333333 0.0 0.0682181 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0