condition	mean	min	max
4 h after light	0.05867150194	3.88e-09	0.117343
8 h after light	0.021358100143000002	2.86e-10	0.0427162
12 h after light	6.85e-10	0.0	1.37e-09
4 h after dark	0.04396733333333333	0.0	0.131902
8 h after dark	4.373e-09	0.0	1.22e-08
12 h after dark	2.8433333333333333e-10	0.0	8.53e-10