{
  "industry": "Printing & Related Support",
  "naics": "323",
  "metro": "Tucson, AZ",
  "grain_of_margin": "national",
  "national_net_margin_pct": -2.6,
  "metro_establishments": 52.0,
  "metro_employment": 566.0,
  "metro_avg_weekly_wage": 947.0,
  "note": "Margin is national. Counts + wage are metro (CBSA) grain. No local margin exists."
}