condition	mean	min	max
4 h after light	2.15162	1.7451	2.55814
8 h after light	1.2040069999999998	0.983104	1.42491
12 h after light	2.41178	2.02858	2.79498
4 h after dark	1.990675	1.21575	2.7656
8 h after dark	1.7814	1.59381	1.96899
12 h after dark	1.907645	1.72316	2.09213