condition	mean	min	max
4 h after light	10.305795	8.31629	12.2953
8 h after light	9.129214999999999	8.42231	9.83612
12 h after light	6.5579149999999995	4.47533	8.6405
4 h after dark	12.572255000000002	8.02621	17.1183
8 h after dark	6.042945	5.22638	6.85951
12 h after dark	11.262	10.5166	12.0074