condition mean min max 2 h after light 0.0440301 0.0 0.131857 6 h after light 0.03503913333333333 0.0 0.0985419 10 h after light 0.0173765 0.0 0.104259 14 h after light 0.019845166666666667 0.0 0.119071 18 h after light 0.0 0.0 0.0 2 h after dark 0.01949345 0.0 0.0664392