condition	mean	min	max
4 h after light	2.473988	0.995766	3.95221
8 h after light	5.79868	4.03385	7.56351
12 h after light	4.423769999999999	3.92094	4.9266
4 h after dark	12.02565	10.7024	13.3489
8 h after dark	11.2767	10.7895	11.7639
12 h after dark	6.33911	5.52356	7.15466