rownames,X1,X2,X3,Y
1,10.1,19.6,28.3,9.7
2,9.5,20.5,28.9,10.1
3,10.7,20.2,31,10.3
4,9.9,21.5,31.7,9.5
5,10.3,21.1,31.1,10
6,10.8,20.4,29.2,10
7,10.5,20.9,29.1,10.8
8,9.9,19.6,28.8,10.3
9,9.7,20.7,31,9.6
10,9.3,19.7,30.3,9.9
11,11,24,35,-0.2
12,12,23,37,-0.4
13,12,26,34,0.7
14,11,34,34,0.1
15,3.4,2.9,2.1,-0.4
16,3.1,2.2,0.3,0.6
17,0,1.6,0.2,-0.2
18,2.3,1.6,2,0
19,0.8,2.9,1.6,0.1
20,3.1,3.4,2.2,0.4
21,2.6,2.2,1.9,0.9
22,0.4,3.2,1.9,0.3
23,2,2.3,0.8,-0.8
24,1.3,2.3,0.5,0.7
25,1,0,0.4,-0.3
26,0.9,3.3,2.5,-0.8
27,3.3,2.5,2.9,-0.7
28,1.8,0.8,2,0.3
29,1.2,0.9,0.8,0.3
30,1.2,0.7,3.4,-0.3
31,3.1,1.4,1,0
32,0.5,2.4,0.3,-0.4
33,1.5,3.1,1.5,-0.6
34,0.4,0,0.7,-0.7
35,3.1,2.4,3,0.3
36,1.1,2.2,2.7,-1
37,0.1,3,2.6,-0.6
38,1.5,1.2,0.2,0.9
39,2.1,0,1.2,-0.7
40,0.5,2,1.2,-0.5
41,3.4,1.6,2.9,-0.1
42,0.3,1,2.7,-0.7
43,0.1,3.3,0.9,0.6
44,1.8,0.5,3.2,-0.7
45,1.9,0.1,0.6,-0.5
46,1.8,0.5,3,-0.4
47,3,0.1,0.8,-0.9
48,3.1,1.6,3,0.1
49,3.1,2.5,1.9,0.9
50,2.1,2.8,2.9,-0.4
51,2.3,1.5,0.4,0.7
52,3.3,0.6,1.2,-0.5
53,0.3,0.4,3.3,0.7
54,1.1,3,0.3,0.7
55,0.5,2.4,0.9,0
56,1.8,3.2,0.9,0.1
57,1.8,0.7,0.7,0.7
58,2.4,3.4,1.5,-0.1
59,1.6,2.1,3,-0.3
60,0.3,1.5,3.3,-0.9
61,0.4,3.4,3,-0.3
62,0.9,0.1,0.3,0.6
63,1.1,2.7,0.2,-0.3
64,2.8,3,2.9,-0.5
65,2,0.7,2.7,0.6
66,0.2,1.8,0.8,-0.9
67,1.6,2,1.2,-0.7
68,0.1,0,1.1,0.6
69,2,0.6,0.3,0.2
70,1,2.2,2.9,0.7
71,2.2,2.5,2.3,0.2
72,0.6,2,1.5,-0.2
73,0.3,1.7,2.2,0.4
74,0,2.2,1.6,-0.9
75,0.3,0.4,2.6,0.2