operator	machine	strip	strength
1	1	1	18.0
1	1	2	9.0
1	1	3	7.0
1	1	4	6.0
1	1	5	10.0
1	1	6	7.0
1	1	7	13.0
1	1	8	1.0
1	2	1	7.0
1	2	2	11.0
1	2	3	11.0
1	2	4	4.0
1	2	5	8.0
1	2	6	12.0
1	2	7	5.0
1	2	8	11.0
1	3	1	5.0
1	3	2	12.0
1	3	3	11.0
1	3	4	10.0
1	3	5	6.0
1	3	6	3.0
1	3	7	15.0
1	3	8	8.0
1	4	1	9.0
1	4	2	3.0
1	4	3	1.0
1	4	4	8.0
1	4	5	10.0
1	4	6	15.0
1	4	7	16.0
1	4	8	12.0
2	1	1	12.0
2	1	2	16.0
2	1	3	7.0
2	1	4	15.0
2	1	5	17.0
2	1	6	18.0
2	1	7	14.0
2	1	8	7.0
2	2	1	16.0
2	2	2	4.0
2	2	3	14.0
2	2	4	10.0
2	2	5	12.0
2	2	6	22.0
2	2	7	18.0
2	2	8	13.0
2	3	1	15.0
2	3	2	21.0
2	3	3	12.0
2	3	4	16.0
2	3	5	12.0
2	3	6	14.0
2	3	7	18.0
2	3	8	11.0
2	4	1	9.0
2	4	2	19.0
2	4	3	6.0
2	4	4	12.0
2	4	5	22.0
2	4	6	19.0
2	4	7	9.0
2	4	8	13.0
3	1	1	18.0
3	1	2	25.0
3	1	3	17.0
3	1	4	10.0
3	1	5	18.0
3	1	6	18.0
3	1	7	16.0
3	1	8	15.0
3	2	1	13.0
3	2	2	13.0
3	2	3	20.0
3	2	4	16.0
3	2	5	16.0
3	2	6	23.0
3	2	7	16.0
3	2	8	14.0
3	3	1	10.0
3	3	2	19.0
3	3	3	19.0
3	3	4	12.0
3	3	5	21.0
3	3	6	22.0
3	3	7	10.0
3	3	8	14.0
3	4	1	22.0
3	4	2	12.0
3	4	3	20.0
3	4	4	18.0
3	4	5	22.0
3	4	6	14.0
3	4	7	15.0
3	4	8	11.0