condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.0199764	0.0	0.0399528
8 h after light	0.0	0.0	0.0
4 h after dark	0.03987665	0.039798	0.0399553
8 h after dark	0.0400776	0.0399094	0.0402458
12 h after dark	0.0	0.0	0.0