condition	mean	min	max
4 h after light	14.3165135	14.028037	14.60499
8 h after light	14.967644	13.821038	16.11425
12 h after light	16.553192	14.762796	18.343588
4 h after dark	12.2256085	10.62672	13.824497
8 h after dark	14.8233845	14.082116	15.564653
12 h after dark	13.815337	13.815337	13.815337