condition	mean	min	max
4 h after light	0.02205995	0.0	0.0441199
8 h after light	0.03602495	0.0	0.0720499
12 h after light	0.0	0.0	0.0
4 h after dark	0.03901215	0.0	0.0780243
8 h after dark	0.03820355	0.0	0.0764071
12 h after dark	0.0349467	0.031948	0.0379454