condition mean min max 2 h after light 1.129385 0.553334 2.45126 6 h after light 0.8012816666666667 0.105538 1.83556 10 h after light 1.2497615 0.297852 3.56219 14 h after light 2.0634148333333333 0.615268 5.53838 18 h after light 1.0989515 0.235667 4.05409 2 h after dark 2.1235333333333335 1.03278 4.62482