condition	mean	min	max
0 h after light	17.791	17.2192	18.3628
4 h after light	13.7492	11.2268	16.2716
8 h after light	7.492635	7.2814	7.70387
4 h after dark	14.04035	13.7606	14.3201
8 h after dark	16.381149999999998	15.5227	17.2396
12 h after dark	16.372700000000002	14.7866	17.9588