X1	X2	X3	Yield
-1	-1	-1	75.4
1	-1	-1	73.9
-1	1	-1	76.8
1	1	-1	72.8
-1	-1	1	75.3
-1	-1	1	75.3
1	-1	1	71.4
-1	1	1	76.5
-1	1	1	77.2
1	1	1	72.3
0	0	0	74.4
0	0	0	74.5
-2	0	0	79
-2	0	0	78.4
2	0	0	69.2