a,140.3481
b,141.1703
c,142.6446
d,142.1671
****************
1,2,3,4,5,6,7
****************
a,1,0.64,2
1,2,0.262,1
1,5,0.396,9
2,3,0.201,2
2,4,-0.142,7
3,4,-0.342,6
3,b,-0.353,1
4,6,0.670,4
5,6,0.394,2
5,7,1.003,2
6,d,0.38,3
7,c,0.244,1