condition	mean	min	max
4 h after light	0.32831350000000004	0.270743	0.385884
8 h after light	0.12925915	0.0543633	0.204155
12 h after light	0.16561505	0.0967091	0.234521
4 h after dark	0.3347313333333333	0.217962	0.51627
8 h after dark	0.290369	0.207473	0.381613
12 h after dark	0.423246	0.312235	0.564889