mean:
  density: 0.0886547785734769
  energy: 0.12879258305612573
  pressure: 0.06850385996388701
  velocity:
  - -0.42748079152523194
  - -0.008858270144745954
  - -7.66325562540654e-05
std:
  density: 0.2803343946772596
  energy: 0.3540326717251051
  pressure: 0.18069241716790999
  velocity:
  - 0.5455985995471275
  - 0.15663269185073175
  - 0.1481688340566636