condition	mean	min	max
4 h after light	3.54911	3.12782	4.04595
8 h after light	2.666996666666667	1.09311	3.72421
12 h after light	2.77013	1.69523	4.13082
4 h after dark	14.4509	10.6066	17.3735
8 h after dark	7.339753333333333	6.95339	7.99961
12 h after dark	5.1949700000000005	4.74568	5.76538