condition	mean	min	max
4 h after light	0.01293465	0.0	0.0258693
8 h after light	0.0280212	0.0	0.0560424
12 h after light	0.0	0.0	0.0
4 h after dark	0.0192279	0.0	0.0576837
8 h after dark	0.0	0.0	0.0
12 h after dark	0.007962866666666667	0.0	0.0238886