ALLOY	Y	X
1	37.5	12.5
1	40.5	14
1	49	16
1	51	15
1	61.5	18
1	63	19.5
2	57.5	16.5
2	69.5	17.5
2	87	19
2	92	19.5
2	107	24
2	119.5	22.5
3	38	15.5
3	44.5	16
3	53	19
3	55	18
3	58.5	19
3	60	20.5