Unpaid family workers
Highest concentration: Havre, Mont. (1.3 percent)
Lowest concentration: Madison, Ala. (0 percent)
Highest concentration: Havre, Mont. (1.3 percent)
Lowest concentration: Madison, Ala. (0 percent)
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Highest concentration: Havre, Mont. (1.3 percent)
Lowest concentration: Madison, Ala. (0 percent)
Highest concentration: Havre, Mont. (1.3 percent)
Lowest concentration: Madison, Ala. (0 percent)