condition	mean	min	max
4 h after light	0.0123561	0.0	0.0247122
8 h after light	0.0	0.0	0.0
12 h after light	0.01014	0.0	0.02028
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.004446533333333333	0.0	0.0133396