condition	mean	min	max
0 h after light	12.04585	10.1952	13.8965
4 h after light	14.16175	13.6845	14.639
8 h after light	12.6401	12.2785	13.0017
4 h after dark	16.1192	15.1827	17.0557
8 h after dark	17.59395	17.4208	17.7671
12 h after dark	13.12585	11.2395	15.0122