NLRB Stats Archive › Annual Reports › FY1988 › Union-shop deauthorization polls in cases closed
| Total | 86 | 48 | 55.8 | 38 | 44.2 | 5,162 | 2,300 | 44.6 | 2,862 | 55.4 | 3,922 | 76 | 1,983 | 38.4 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AFL-CIO unions | 59 | 28 | 47.5 | 31 | 525 | 4,066 | 1,706 | 42 | 2,360 | 58 | 3,044 | 74.9 | 1,480 | 36.4 |
| Teamsters. | 19 | 13 | 684 | 6 | 31.6 | 642 | 215 | 33.5 | 427 | 665 | 510 | 79.4 | 206 | 32.1 |
| Other national unions | 2 | 2 | 100 0 | 0 | 0 | 162 | 162 | 100 | 0 | 0 | 114 | 70.4 | 114 | 70.4 |
| Other local unions... | 6 | 5 | 83.3 | 1 | 16.7 | 292 | 217 | 74.3 | 75 | 25.7 | 254 | 87 | 183 | 627 |
Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.