condition	mean	min	max
4 h after light	5.395186666666667	3.95879	7.48201
8 h after light	3.7866266666666664	1.2885	5.78607
12 h after light	4.10612	2.24231	6.34255
4 h after dark	6.39012	4.55598	7.87343
8 h after dark	7.034393333333333	5.24737	8.22706
12 h after dark	6.85713	5.65846	7.87801