condition	mean	min	max
0 h after light	18.84965	16.2332	21.4661
4 h after light	25.6842	24.4799	26.8885
8 h after light	13.941794999999999	9.25369	18.6299
4 h after dark	40.239599999999996	32.0122	48.467
8 h after dark	36.93075	35.8125	38.049
12 h after dark	23.66095	17.5083	29.8136