condition	mean	min	max
4 h after light	14.963085	14.314545	15.611625
8 h after light	12.555731000000002	11.639098	13.472364
12 h after light	14.4750665	12.055064	16.895069
4 h after dark	12.2061685	10.692125	13.720212
8 h after dark	10.8742045	9.572351	12.176058
12 h after dark	17.852337	17.852337	17.852337