condition	mean	min	max
4 h after light	0.0173034	0.0	0.0346068
8 h after light	0.0	0.0	0.0
12 h after light	0.01108565	0.0	0.0221713
4 h after dark	0.0132784	0.0	0.0201188
8 h after dark	0.008122866666666667	0.0	0.0243686
12 h after dark	0.0346746	0.0143263	0.0723527