condition	mean	min	max
4 h after light	13.302281	13.073648	13.530914
8 h after light	12.1880565	12.001593	12.37452
12 h after light	10.582084	8.696031	12.468137
4 h after dark	15.427836	11.433985	19.421687
8 h after dark	12.8310905	10.545462	15.116719
12 h after dark	10.530568	10.530568	10.530568