condition	mean	min	max
4 h after light	4.761723333333333	4.586119999999999	5.0587800000000005
8 h after light	4.7369433333333335	4.62704	4.8516900000000005
12 h after light	4.63164	4.47067	4.81309
4 h after dark	4.68696	4.50211	4.901590000000001
8 h after dark	4.61549	4.55225	4.698230000000001
12 h after dark	4.67877	4.5338400000000005	4.9596