"V1"	"V2"	"V3"	"V4"	"V5"	"V6"	"V7"	"V8"
1	0.58	-0.28	0.01	0.36	0.38	0.61	0.15
0.58	1	-0.28	0.1	0.52	0.44	0.78	0.1
-0.28	-0.28	1	0.56	0.14	-0.56	-0.42	-0.7
0.01	0.1	0.56	1	0.4	-0.34	-0.03	-0.65
0.36	0.52	0.14	0.4	1	0.08	0.46	-0.3
0.38	0.44	-0.56	-0.34	0.08	1	0.54	0.5
0.61	0.78	-0.42	-0.03	0.46	0.54	1	0.25
0.15	0.1	-0.7	-0.65	-0.3	0.5	0.25	1