condition	mean	min	max
4 h after light	0.0531015	0.0	0.106203
8 h after light	0.0	0.0	0.0
12 h after light	0.02882315	0.0	0.0576463
4 h after dark	0.038355	0.0	0.115065
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0