condition	mean	min	max
4 h after light	5.945133333333334	3.26345	8.16716
8 h after light	5.13772	1.84439	6.87591
12 h after light	6.387753333333333	4.05828	9.65853
4 h after dark	7.1021399999999995	5.36341	8.23909
8 h after dark	5.98186	5.57043	6.34818
12 h after dark	6.22111	5.0316	6.83472