condition	mean	min	max
4 h after light	0.0510135	0.0	0.102027
8 h after light	0.222402	0.111573	0.333231
12 h after light	0.5242819999999999	0.508725	0.539839
4 h after dark	0.448507	0.35572	0.541294
8 h after dark	0.02228265	0.0	0.0445653
12 h after dark	0.03693985	0.0	0.0738797