condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.027578966666666666 0.0 0.0827369 9 h after light 0.0146914 0.0 0.0440742 12 h after light 0.009823525 0.0 0.0392941 3 h after dark 0.0 0.0 0.0 6 h after dark 0.024145966666666668 0.0 0.0724379 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0