Block	1	2	3	4	5	6	7	8
LabA 	20.3 	18.8 	17.9 	21.5 	20.5 	19.3 	19.8 	18.2
LabB 	21.4 	19.2 	17.4 	22.7 	21.3 	19.1 	19.7 	19.2