condition	mean	min	max
4 h after light	0.39545399999999997	0.196576	0.594332
8 h after light	0.375478	0.321018	0.429938
12 h after light	0.2280295	0.196032	0.260027
4 h after dark	0.0869095	0.0	0.173819
8 h after dark	0.085108	0.0	0.170216
12 h after dark	0.240238	0.142344	0.338132