  0
     0     0     0   NaN     0     0
     0     0     0     0   NaN     0
     0     0     0     0     0   NaN

Instantaneous Granger Causality test p-values:
       NaN    0.5522    0.0269    0.2769    0.3241    0.0181
    0.5522       NaN    0.8133    0.6026    0.4458    0.9673
    0.0269    0.8133       NaN    0.1312    0.2208    0.5202
    0.2769    0.6026    0.1312       NaN    0.1199    0.1513
    0.3241    0.4458    0.2208    0.1199       NaN    0.9003
    0.0181    0.9673    0.5202    0.1513    