condition	mean	min	max
4 h after light	7.36865	4.29951	11.3197
8 h after light	4.75113	1.20612	7.59925
12 h after light	5.59077	3.3051	8.12863
4 h after dark	7.789006666666666	5.23529	9.63932
8 h after dark	8.459843333333334	5.04704	10.7836
12 h after dark	10.589973333333333	8.20556	13.612