{
  "industry": "Transportation Equipment Mfg",
  "naics": "336",
  "geo": "Illinois",
  "grain_of_margin": "national",
  "national_net_margin_pct": 3.5,
  "local_establishments": 350.0,
  "local_avg_weekly_wage": 1546.0,
  "note": "Margin is national. Local counts are state-grain. No local margin exists."
}