condition	mean	min	max
4 h after light	20.7402	13.089	28.2934
8 h after light	16.659209999999998	4.09213	30.0859
12 h after light	23.315099999999997	13.655	33.1234
4 h after dark	34.4627	27.0281	40.2872
8 h after dark	31.254333333333335	21.2978	36.9741
12 h after dark	35.1565	33.0625	38.8268