condition	mean	min	max
4 h after light	16.60485	14.0294	19.1803
8 h after light	10.79015	10.5005	11.0798
12 h after light	15.298449999999999	15.2875	15.3094
4 h after dark	23.374000000000002	22.9034	23.8446
8 h after dark	30.35815	29.5738	31.1425
12 h after dark	28.11805	27.841	28.3951