i	j	k	y
1	1	1	12.375
1	1	2	9.478
1	1	3	11.032
1	1	4	6.876
1	1	5	7.600
1	2	1	9.237
1	2	2	10.052
1	2	3	8.590
1	2	4	9.253
1	2	5	9.039
2	1	1	14.542
2	1	2	14.038
2	1	3	14.217
2	1	4	13.051
2	1	5	13.361
2	2	1	11.329
2	2	2	11.644
2	2	3	9.354
2	2	4	8.839
2	2	5	8.624
3	1	1	8.854
3	1	2	7.264
3	1	3	6.245
3	1	4	8.737
3	1	5	5.857
3	2	1	12.086
3	2	2	13.701
3	2	3	10.144
3	2	4	8.952
3	2	5	10.118
4	1	1	7.670
4	1	2	9.554
4	1	3	5.500
4	1	4	4.068
4	1	5	6.210
4	2	1	11.812
4	2	2	16.134
4	2	3	10.348
4	2	4	10.479
4	2	5	12.100