NLRB Stats Archive › Annual Reports › FY1955 › Size of units in decertification elections
| 1-9 | 22 | 14 0 | 3 | 11 1 | 0 | 0 | 0 | 19 | 18 6 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10-19 | 25 | 15 9 | 4 | 14 8 | 1 | 4 2 | 0 | 20 | 19 6 | |
| 20-29 | 19 | 12 1 | 3 | 11 1 | 3 | 12 5 | 1 | 25 | 12 | 11 7 |
| 30-39 | 14 | 8 9 | 5 | 18 6 | 1 | 4 2 | 0 | 8 | 7 8 | |
| 40-49 | 10 | 6 4 | 1 | 3 7 | 2 | 8 3 | 0 | 7 | 6 9 | |
| 50-59 | 12 | 76 | 3 | 111 | 2 | 83 | 0 | 7 | 69 | |
| 60-69 | 9 | 57 | 1 | 37 | 2 | 83 | 0 | 6 | 59 | |
| 70-79 | 6 | 3 8 | 1 | 3 7 | 2 | 83 | 1 | 25 | 2 | 20 |
| 80-89 | 3 | 19 | 0 | 0 | 0 | 0 | 0 | 3 | 29 | |
| 90-99 | 3 | 1 9 | 0 | 0 | 0 | 0 | 0 | 3 | 2 9 | |
| 100-149 | 10 | 6 4 | 1 | 3 7 | 4 | 16 7 | 0 | 5 | 4 9 | |
| 150-199 | 10 | 6 4 | 1 | 3 7 | 2 | 8 3 | 1 | 25 | 6 | 5 9 |
| 200-299 | 8 | 5 1 | 2 | 7 4 | 4 | 16 7 | (1 | 2 | 20 | |
| 300-399 | 2 | 1 3 | 1 | 3 7 | 0 | 0 | 0 | 1 | 1 0 | |
| 400 and over | 4 | 2 6 | 1 | 3 7 | 1 | 4 2 | 1 | 25 _ | 1 | 1 0 |
Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.