condition mean min max 2 h after light 0.15539316666666667 0.0 0.932359 6 h after light 0.15484133333333333 0.0 0.929048 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.47513999999999995 0.0 2.85084 2 h after dark 0.22617500000000001 0.0 1.35705