condition	mean	min	max
4 h after light	2.2	2.2	2.2
8 h after light	3.8	3.7	3.9
12 h after light	2.55	2.4	2.7
4 h after dark	3.8499999999999996	3.4	4.3
8 h after dark	3.4499999999999997	2.8	4.1
12 h after dark	2.8499999999999996	1.9	3.8