condition	mean	min	max
0 h after light	17.010550000000002	16.87	17.1511
4 h after light	13.50255	13.3544	13.6507
8 h after light	15.18215	15.083	15.2813
4 h after dark	16.2476	15.5841	16.9111
8 h after dark	14.424800000000001	14.2104	14.6392
12 h after dark	13.10285	12.6897	13.516