condition	mean	min	max
4 h after light	4.0115549999999995	3.7744	4.24871
8 h after light	4.025585	3.68258	4.36859
12 h after light	5.318965	4.32957	6.30836
4 h after dark	7.701085	6.67883	8.72334
8 h after dark	5.064435	4.93255	5.19632
12 h after dark	4.373835	4.30374	4.44393