condition	mean	min	max
4 h after light	0.02060645	0.0	0.0412129
8 h after light	0.00811435	0.0	0.0162287
12 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0222223	0.0	0.0666669