condition	mean	min	max
4 h after light	1.5940109999999998	0.817662	2.37036
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.9270833333333334	0.0	2.78125
8 h after dark	3.665696666666667	2.21254	4.99123
12 h after dark	0.0	0.0	0.0