{
  "industry": "Primary Metal Manufacturing",
  "naics": "331",
  "geo": "Alaska",
  "grain_of_margin": "national",
  "national_net_margin_pct": 16.2,
  "local_establishments": 3.0,
  "local_avg_weekly_wage": 2300.0,
  "note": "Margin is national. Local counts are state-grain. No local margin exists."
}