condition mean min max 2 h after light 0.051797666666666665 0.0 0.310786 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.05219883333333333 0.0 0.313193