condition	mean	min	max
4 h after light	7.614190333333333	5.836258	9.211336
8 h after light	3.845142666666667	2.613244	5.288422
12 h after light	7.825397	4.545088	10.24803
16 h after light	24.18228	19.86101	31.70198
4 h after dark	8.309978333333333	6.3154010000000005	9.612739999999999
8 h after dark	6.751765333333334	5.6246480000000005	8.925145