0.6857   -0.0393    1.2737    0.5169    0.5309
   -0.0393    0.1880   -0.3217   -0.1180   -0.1490
    1.2737   -0.3217    3.1132    1.2964    1.3718
    0.5169   -0.1180    1.2964    0.5824    0.5980
    0.5309   -0.1490    1.3718    0.5980    0.6711