condition	mean	min	max
3 h after light	7.739396666666666	6.80003	8.69531
6 h after light	6.3892	4.2493	7.83842
9 h after light	12.83835	9.28735	15.1168
12 h after light	16.00133333333333	12.8334	19.5479
3 h after dark	10.01514	8.45048	11.6878
6 h after dark	10.25687	7.81647	14.5411
9 h after dark	12.8997	4.8667	23.3169
12 h after dark	6.787773333333334	3.44897	8.55329