condition	mean	min	max
4 h after light	25.7	25.7	25.7
8 h after light	3.3499999999999996	2.1	4.6
12 h after light	3.4	3.0	3.8
4 h after dark	8.0	3.4	12.6
8 h after dark	3.25	3.2	3.3
12 h after dark	3.8	1.5	6.1