condition	mean	min	max
4 h after light	6.17517	4.59196	7.75838
8 h after light	8.897079999999999	8.86166	8.9325
12 h after light	9.58567	8.39664	10.7747
4 h after dark	11.1389	10.2703	12.0075
8 h after dark	7.52356	6.19818	8.84894
12 h after dark	6.9932300000000005	6.55243	7.43403