condition	mean	min	max
4 h after light	21.5228	20.1332	22.9124
8 h after light	27.40475	27.1228	27.6867
12 h after light	32.54175	31.3974	33.6861
4 h after dark	37.00790000000001	35.0416	38.9742
8 h after dark	31.8607	31.6495	32.0719
12 h after dark	29.86035	29.3882	30.3325