condition	mean	min	max
4 h after light	5.668973333333333	2.81703	9.35179
8 h after light	3.2110596666666664	0.761629	5.55927
12 h after light	3.66087	1.90747	5.78281
4 h after dark	4.50647	2.76787	5.62567
8 h after dark	3.405277	0.870541	4.85075
12 h after dark	5.48743	4.45294	6.20849