Table 1: Control group: the error-free production units.

DMUOutputInput 1Input 2

112.55212
210.4338
39.6846
49.5354.8
59.6864
610.0173.43
710.4383
811.45102.4
911.99112.18
1012.55122
1113.12131.85
1214.25151.6
1315.36171.41
1416.46191.26
1516.99201.2