condition	mean	min	max
3 h after light	9.6471	8.25185	11.2144
6 h after light	10.445256666666667	9.12987	11.2083
9 h after light	12.01517	9.83411	14.8004
12 h after light	16.025375	13.895	17.3677
3 h after dark	19.078533333333333	17.1952	20.1716
6 h after dark	23.082833333333333	19.6959	27.1845
9 h after dark	19.331599999999998	18.644	20.338
12 h after dark	16.184649999999998	14.1327	18.2366