condition	mean	min	max
3 h after light	5.101606666666667	4.51679	5.60574
6 h after light	4.39144	3.56314	5.3701
9 h after light	7.98055	6.15812	9.1282
12 h after light	10.42454	4.26576	12.9482
3 h after dark	11.701600000000001	10.7559	12.2088
6 h after dark	10.894276666666666	9.67403	12.5616
9 h after dark	8.450316666666666	7.55978	9.31954
12 h after dark	4.2982	4.20302	4.39338