4.0  1.5  0.7  1.2  0.5
1.0  6.0  0.9  1.4  0.7
0.5  1.0  3.9  3.2  0.9
0.2  2.0  0.2  7.5  1.9
1.7  0.9  1.2  2.3  4.9