NLRB Stats Archive › Annual Reports › FY1943 › Percent distribution of unfair labor practice cases received — by size of establishment
Percent distribution of unfair labor practice cases received — by size of establishment
| Industry | Establishments employing (workers)— | Establishments employing (workers)— | Establishments employing (workers)— | Establishments employing (workers)— | Establishments employing (workers)— | Establishments employing (workers)— | Establishments employing (workers)— |
|---|---|---|---|---|---|---|---|
| Industry | Less than 100 | 100-199 | 200-299 | 300-399 | 400-499 | 500-999 | 1,000 and over |
| Total | 37 | 16 | 9 | 4 | 4 | 10 | 18 |
| Manufacturing, total | 32 | 18 | 10 | 6 | 5 | 11 | 20 |
| Transportation equipment | 16 | 11 | 6 | 4 | 5 | 11 | 47 |
| Agriculture and forestry | 73 | 9 | 0 | 9 | 9 | 0 | 0 |
| Mining | 60 | 14 | 2 | 2 | 4 | 7 | 11 |
| Construction | 71 | 13 | 4 | 0 | 4 | 4 | 4 |
| Wholesale trade | 76 | 13 | 3 | 3 | 2 | 0 | 3 |
| Retail trade | 69 | 12 | 10 | 4 | 0 | 2 | 3 |
| Finance, insurance, and real estate | 55 | 12 | 8 | 4 | 5 | 8 | 8 |
| Transportation, communication, and other public utilities | 55 | 15 | 5 | 3 | 2 | 8 | 12 |
| Services |
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Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.