condition	mean	min	max
4 h after light	3.7	3.7	3.7
8 h after light	15.3	12.0	18.6
12 h after light	0.44999999999999996	0.3	0.6
4 h after dark	1.8	0.4	3.2
8 h after dark	1.2000000000000002	1.1	1.3
12 h after dark	7.3	0.6	14.0