condition	mean	min	max
4 h after light	0.0	0.0	0.0
8 h after light	0.287832	0.0	0.575664
12 h after light	0.703065	0.0	1.40613
4 h after dark	3.71374	3.68709	3.74039
8 h after dark	3.37118	3.0795	3.66286
12 h after dark	0.90953	0.0	1.81906