condition	mean	min	max
4 h after light	12.4169995	11.720118	13.113881
8 h after light	11.7479035	10.265977	13.22983
12 h after light	11.329219	11.13013	11.528308
4 h after dark	10.5492195	9.176301	11.922138
8 h after dark	12.9838845	12.40404	13.563729
12 h after dark	13.310731	13.310731	13.310731