condition	mean	min	max
0 h after light	0.1676985	0.0	0.335397
4 h after light	0.336214	0.330683	0.341745
8 h after light	0.170707	0.0	0.341414
4 h after dark	1.8149700000000002	1.65352	1.97642
8 h after dark	1.8237450000000002	1.66554	1.98195
12 h after dark	0.1638255	0.0	0.327651