condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.8453666666666667 0.0 1.85765 10 h after light 0.314175 0.0 1.88505 14 h after light 0.0 0.0 0.0 18 h after light 1.095925 0.0 2.07407 2 h after dark 0.6968016666666667 0.0 2.20017