condition	mean	min	max
4 h after light	75.006739	71.938909	78.074569
8 h after light	98.939795	68.163411	129.716179
12 h after light	81.1009105	59.449922	102.751899
4 h after dark	60.00402750000001	47.123899	72.884156
8 h after dark	45.1047925	40.477488	49.732097
12 h after dark	53.827701	53.827701	53.827701