13%
Transportation Unions
3.3%
Building Trade Unions
3.2%
Building Trade Unions
3.2%
Transportation Unions
3.2%
Transportation Unions
3.2%
Transportation Unions
1.6%
Building Trade Unions
1.6%
Building Trade Unions
0.19%
Building Trade Unions
0.1%
Building Trade Unions
0.04%
Building Trade Unions
0.03%
Special Trade Contractors
0.03%
Building Trade Unions
0.03%
General Contractors