condition	mean	min	max
4 h after light	3.18676	2.7677	3.60582
8 h after light	4.066615	3.876	4.25723
12 h after light	5.06748	4.63038	5.50458
4 h after dark	7.59975	6.83782	8.66146
8 h after dark	6.110946666666667	5.43059	6.60813
12 h after dark	4.540546666666667	4.2535	4.9209