4
   0.02  0.84  0.07  0.07

4 3
   0.00  0.00 0.000
   0.95  0.005 -0.002
   0.035 -0.2 -0.09
  -0.04  0.20  0.083

4 3
   0.00  0.25 -0.4
  -0.005  0.93  0.5
   0.16  0.04  0.02
   0.16  0.04  0.12


Another fern.  Try setting trials = 800000.
