condition mean min max 2 h after light 1.8488583333333333 0.0 4.18446 6 h after light 0.28552833333333333 0.0 1.71317 10 h after light 0.26382 0.0 1.58292 14 h after light 0.5696416666666667 0.0 1.75328 18 h after light 0.0 0.0 0.0 2 h after dark 0.33817499999999995 0.0 2.02905