condition	mean	min	max
4 h after light	20.031399999999998	17.8269	22.2359
8 h after light	22.3285	20.8831	23.7739
12 h after light	29.9232	28.8997	30.9467
4 h after dark	12.2895	11.9261	12.5972
8 h after dark	20.172133333333335	19.2228	21.8796
12 h after dark	16.044666666666668	14.894	16.9993