condition	mean	min	max
4 h after light	0.001581275	0.0	0.00316255
8 h after light	0.0074142850000000005	0.0065862	0.00824237
12 h after light	0.00480258	0.0	0.00960516
4 h after dark	0.010936533333333333	0.0	0.0271163
8 h after dark	0.0	0.0	0.0
12 h after dark	0.00574879	0.0	0.00897267