condition	mean	min	max
4 h after light	12.596204	11.805043	13.387365
8 h after light	14.146148	14.124075	14.168221
12 h after light	14.925445499999999	14.793299	15.057592
4 h after dark	19.29021	12.95417	25.62625
8 h after dark	19.751705	15.498868	24.004542
12 h after dark	13.718364	13.718364	13.718364