condition	mean	min	max
4 h after light	7.62192	5.88992	9.19722
8 h after light	4.99867	1.81087	8.5048
12 h after light	6.046383333333334	3.79554	8.22981
4 h after dark	7.73449	5.79465	9.03875
8 h after dark	10.95783	8.76179	12.9549
12 h after dark	14.108233333333333	10.995	17.3006