condition	mean	min	max
0 h after light	12.17465	11.9024	12.4469
4 h after light	11.8135	11.4408	12.1862
8 h after light	14.1202	13.0893	15.1511
4 h after dark	14.47315	13.2597	15.6866
8 h after dark	15.2603	14.8304	15.6902
12 h after dark	11.6311	11.2666	11.9956