sigma_xx sigma_yy sigma_zz sigma_xy sigma_yz sigma_xz
 -0.2570  -0.2712  -0.1379  -0.5258  -0.1980   0.4767
 -0.9402  -0.7272  -1.4322  -0.0975   0.4498   0.2532
  0.0114  -0.9203  -0.5381  -0.0703   0.2474  -0.3158
 -0.3818  -0.0590   0.2662  -0.1809   0.6073  -0.0484
 -0.0690  -0.0237  -0.4179   0.4631   0.1505  -0.3707
 -0.2854   0.2937  -0.1811  -0.4031   0.2379   0.0408
 -0.4426  -0.5611  -0.2141  -0.0636  -0.2463   0.1162
 -0.3223   0.0150  -0.2385  -0.5588  -0.0340   0.0281
 -0.8956  -0.4122  -0.0664  -0.2181  -0.1505   0.4583
 -0.6298   0.6228  -0.7097  -0.0749  -0.4576  -0.0634
 -1.5749   0.9069  -0.3647  -0.4225  -0.1231   0.0358
 -1.2651  -0.4377  -0.5551   0.1128  -0.2515  -0.7254
 -1.2019  -0.0102   0.0427   0.1797  -0.1501  -0.0234
 -0.8629  -1.0554   0.2386   0.3090  -0.1170   0.0670
  0.6165  -0.8857  -0.1096  -0.1427  -0.2588   0.1937
 -1.0016  -0.9060  -0.9270   0.3569  -0.0547   0.3900
 -0.6624  -0.1414   0.2891   0.0549  -0.1809  -0.2111