sigma_xx sigma_yy sigma_zz sigma_xy sigma_yz sigma_xz
 -0.5536  -0.0405   0.1429  -0.1294  -0.1181   0.0014
 -0.5144  -0.2314  -1.1579  -0.0712   0.4550   0.1376
 -0.5226   0.5372   0.0530   0.0245   0.1425   0.0281
 -0.6999  -0.3710  -0.4500   0.1035  -0.0429   0.0301
  0.4183  -0.1531  -0.0853  -0.1635  -0.0984  -0.2766
 -0.2483  -0.4986  -0.3041  -0.4843   0.2543  -0.0913
 -0.2605   0.2967   0.4026   0.2771  -0.0871   0.2469
 -0.4787   0.7149   0.2929  -0.3535  -0.0761   0.1862
  0.4653  -0.3685   0.2106  -0.0110   1.2141  -0.0241
 -0.2266   0.4595  -0.2334   0.2775   0.2442   0.0870
 -0.5820  -0.7988   0.4458  -0.2288  -0.4128   0.2022
 -0.2020  -0.8124   0.5694   0.4851  -0.2957  -0.1325
 -0.2259   0.4588   0.3618  -0.2109  -0.5026   0.0358
  0.2999  -0.6060  -0.1447  -0.0447  -0.3017  -0.3703
 -0.5511  -0.6430  -0.6655  -0.1940  -0.0756  -0.3630
  0.1663  -0.4734  -0.3593   0.1575  -0.0049  -0.2649
 -1.1958  -0.8695  -0.3848  -0.2501  -0.2596   0.1292