condition	mean	min	max
4 h after light	0.20941125	0.0878495	0.330973
8 h after light	0.2473795	0.203743	0.291016
12 h after light	0.390866	0.35046	0.431272
4 h after dark	0.5866085	0.522497	0.65072
8 h after dark	0.455831	0.358972	0.55269
12 h after dark	0.542567	0.470599	0.614535