condition	mean	min	max
4 h after light	1.9902099999999998	1.1737	2.80672
8 h after light	3.7227449999999997	3.58729	3.8582
12 h after light	0.5088005	0.420478	0.597123
4 h after dark	0.12260083333333334	0.0735045	0.168315
8 h after dark	0.056905333333333336	0.0	0.170716
12 h after dark	0.9077053333333333	0.538885	1.58574