condition	mean	min	max
4 h after light	7.02151	0.0	11.2218
8 h after light	13.30579	6.90406	23.2766
12 h after light	3.828003333333333	0.0	6.43274
4 h after dark	10.708573333333334	5.36722	14.0991
8 h after dark	7.91036	4.69462	10.5799
12 h after dark	5.747786666666667	0.0	14.8724