condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	2.51232	0.0	5.02464
8 h after light	2.520985	0.0	5.04197
4 h after dark	2.51248	0.0	5.02496
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0