condition	mean	min	max
0 h after light	3.8994099999999996	3.54086	4.25796
4 h after light	3.629015	3.46969	3.78834
8 h after light	3.454045	3.08186	3.82623
4 h after dark	4.20434	3.64867	4.76001
8 h after dark	3.890485	3.74812	4.03285
12 h after dark	3.5290600000000003	2.73267	4.32545