condition	mean	min	max
4 h after light	6.95216	4.59651	8.2438
8 h after light	7.370446666666667	3.72262	10.7161
12 h after light	9.52482	7.57872	11.7645
4 h after dark	10.39627	9.24112	12.4679
8 h after dark	7.55473	5.94954	9.2817
12 h after dark	7.65358	6.9278	8.73579