condition	mean	min	max
4 h after light	0.01031001	0.00756762	0.0130524
8 h after light	0.00826445	0.0	0.0165289
12 h after light	0.0188857	0.0	0.0377714
4 h after dark	0.011342	0.0	0.034026
8 h after dark	0.0451704	0.0	0.0706376
12 h after dark	0.005	0.0	0.015