condition mean min max 4 h after light 0.9270755 0.418911 1.43524 8 h after light 0.29365850000000004 0.181794 0.405523 12 h after light 0.719021 0.707122 0.73092 4 h after dark 1.0460166666666666 0.0 1.84824 8 h after dark 0.2986123333333333 0.0 0.496278 12 h after dark 0.295964 0.0 0.599156