condition	mean	min	max
4 h after light	0.01092725	0.0	0.0218545
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.0095245	0.0	0.019049
8 h after dark	0.0190127	0.0189239	0.0191015
12 h after dark	0.009398	0.0	0.018796