condition	mean	min	max
4 h after light	0.128582	0.0	0.257164
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.5596665	0.445359	0.673974
12 h after dark	0.535459	0.186217	0.884701