condition mean min max 4 h after light 0.1715785 0.0 0.343157 8 h after light 0.1780325 0.0 0.356065 12 h after light 0.384531 0.0 0.769062 4 h after dark 0.35992799999999997 0.0 0.642249 8 h after dark 0.0 0.0 0.0 12 h after dark 0.30748533333333333 0.0 0.922456