condition	mean	min	max
4 h after light	0.021574	0.0158355	0.0273125
8 h after light	0.0	0.0	0.0
12 h after light	0.02381735	0.022414	0.0252207
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0140788	0.0	0.0422364
12 h after dark	0.0193975	0.0	0.0434493