condition	mean	min	max
4 h after light	12.807549999999999	11.7188	13.8963
8 h after light	8.942029999999999	8.76078	9.12328
12 h after light	9.813505	9.39571	10.2313
4 h after dark	13.742933333333333	13.2721	14.0742
8 h after dark	12.274133333333333	11.6111	12.8487
12 h after dark	11.998766666666667	11.714	12.5399