condition	mean	min	max
4 h after light	15.3346385	12.173583	18.495694
8 h after light	13.0634915	12.678377	13.448606
12 h after light	12.3425575	11.975736	12.709379
4 h after dark	11.4012085	10.499873	12.302544
8 h after dark	12.527767	12.130468	12.925066
12 h after dark	10.141265	10.141265	10.141265