condition	mean	min	max
4 h after light	0.0165008	0.0	0.0330016
8 h after light	0.0	0.0	0.0
12 h after light	0.01354135	0.0	0.0270827
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0