condition	mean	min	max
0 h after light	4.135115	3.8882	4.38203
4 h after light	5.838485	5.44745	6.22952
8 h after light	8.07988	5.77016	10.3896
4 h after dark	7.647785000000001	5.27147	10.0241
8 h after dark	6.490335	6.22276	6.75791
12 h after dark	6.225255000000001	4.85372	7.59679