{
  "industry": "Veterinary Services",
  "naics": "541940",
  "metro": "Columbus, OH",
  "grain_of_margin": "national",
  "national_net_margin_pct": null,
  "metro_establishments": 245.0,
  "metro_employment": 4159.0,
  "metro_avg_weekly_wage": null,
  "note": "Margin is national. Counts + wage are metro (CBSA) grain. No local margin exists."
}