condition	mean	min	max
4 h after light	2.346615	2.33749	2.35574
8 h after light	2.868265	2.39644	3.34009
12 h after light	1.9607899999999998	1.60258	2.319
4 h after dark	1.1552600000000002	1.01872	1.2918
8 h after dark	1.11168	1.08483	1.13853
12 h after dark	2.1258999999999997	2.11578	2.13602