condition	mean	min	max
4 h after light	4.00608	3.9677	4.045730000000001
8 h after light	4.06737	3.9849699999999997	4.175590000000001
12 h after light	4.0946533333333335	3.94276	4.30241
4 h after dark	4.011303333333333	3.91281	4.11945
8 h after dark	4.025696666666667	3.96006	4.0852699999999995
12 h after dark	3.9836166666666664	3.9587199999999996	4.00165