condition	mean	min	max
4 h after light	13.8634385	12.11496	15.611917
8 h after light	13.8529465	12.944109	14.761784
12 h after light	12.5395815	12.341769	12.737394
4 h after dark	12.387136	12.321687	12.452585
8 h after dark	13.148171	12.944109	13.352233
12 h after dark	12.944109	12.944109	12.944109