condition	mean	min	max
4 h after light	5.79567	3.98341	8.32094
8 h after light	4.4461200000000005	1.33544	7.53795
12 h after light	6.356903333333333	3.70087	8.95284
4 h after dark	6.459639999999999	4.27509	8.02821
8 h after dark	6.809893333333333	4.7126	9.78474
12 h after dark	11.8531	10.2796	13.315