condition	mean	min	max
4 h after light	0.01773385	0.0	0.0354677
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.013465733333333334	0.0	0.0403972
8 h after dark	0.007226433333333333	0.0	0.0216793
12 h after dark	0.0166692	0.0	0.0298463