NLRB Stats Archive

NLRB Stats ArchiveAnnual ReportsFY1951 › Size of unit in collective bargaining and decertification elections and union-shop polls

Size of unit in collective bargaining and decertification elections and union-shop polls

source page 315 · nlrb1951_p0315_t0

Ito 91,39421 7400 to 5991171.8
10 to 191,19318 6600 to 79948. 7
20 to 391,270197800 to 999376
40 to 596259 71,000 to 1,999751.2
60 to 794326 72,000 to 2,99913. 2
80 to 992774 33,000 to 3,99971
100 to 1995758 94,000 to 4,9991(I)
200 to 2992353 75,000 and over51
300 to 39912826,432100 0
Total
B. DECERTIFICATION ELECTIONSB. DECERTIFICATION ELECTIONSB. DECERTIFICATION ELECTIONSB. DECERTIFICATION ELECTIONSB. DECERTIFICATION ELECTIONSB. DECERTIFICATION ELECTIONS
1 to 91718 3200 to 29922 1
10 to 191415 0300 to 39911.1
20 to 392830 1400 to 49911 1
40 to 5955 4500 to 59911 1
60 to 7988.6600 to 69911.1
80 to 99332
100 to 1991212 9Total93100 0
C. UNION-SHOP POLLS 2C. UNION-SHOP POLLS 2C. UNION-SHOP POLLS 2C. UNION-SHOP POLLS 2C. UNION-SHOP POLLS 2C. UNION-SHOP POLLS 2
1 to 91,14019.1400 to 6992103 5
10 to 19967162700 to 9991071.8
20 to 391,08818 31,000 to 1,9991061 8
40 to 595539 32,000 to 3,999490.8
60 to 793686 24,000 to 6,99925. 4
80 to 992524 27,000 to 9,9998. 1
100 to 19964310 810,000 and over140.2
200 to 3994347.3Total
5,964100 0

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Source page 315 of NLRB FY1951 annual report
Source: NLRB Annual Report FY1951, p. 315.

Source data: U.S. NLRB Annual Reports (public domain). Reconstruction by NLRB Stats Archive. Updated June 2026.