condition	mean	min	max
4 h after light	2.36093	0.0	4.72186
8 h after light	5.03	3.87201	6.18799
12 h after light	2.08872	1.50407	2.67337
4 h after dark	9.75709	7.1321	14.8615
8 h after dark	9.6524	5.6595	13.2224
12 h after dark	8.141043333333334	5.18231	13.0862