6.7%
Building Trade Unions
2.2%
Building Trade Unions
1.9%
Hospitals/Nursing Homes
1.5%
Transportation Unions
1.1%
Public Sector Unions
0.74%
Building Trade Unions
0.74%
Building Trade Unions
0.58%
Health Services/HMOs
0.55%
Building Trade Unions
0.39%
Securities & Investment
0.39%
Beer, Wine & Liquor
0.29%
Pharmaceuticals/Health Products