condition	mean	min	max
4 h after light	0.059038	0.0	0.177114
8 h after light	0.0	0.0	0.0
12 h after light	0.041731	0.0	0.125193
4 h after dark	0.06022666666666667	0.0	0.18068
8 h after dark	0.1398373333333333	0.0	0.271321
12 h after dark	0.0	0.0	0.0