| Operating Engineers Union | $51,000.00 |
| Air Line Pilots Assn | $45,000.00 |
| International Assn of Fire Fighters | $42,000.00 |
| National Air Traffic Controllers Assn | $40,000.00 |
| Painters & Allied Trades Union | $35,000.00 |
| Carpenters & Joiners Union | $35,000.00 |
| Boilermakers Union | $31,000.00 |
| Communications Workers of America | $27,000.00 |
| Laborers Union | $26,000.00 |
| Teamsters Union | $24,000.00 |
| United Transportation Union | $21,000.00 |
| Bricklayers Union | $20,000.00 |
| Machinists/Aerospace Workers Union | $15,000.00 |
| Ironworkers Union | $15,000.00 |
| National Rural Letter Carriers Assn | $14,000.00 |
| Intl Brotherhood of Electrical Workers | $14,000.00 |
| Natl Active & Retired Fed Employees Assn | $14,000.00 |
| AFL-CIO Transportation Trades Dept | $14,000.00 |
| AFL-CIO Bldg/Construction Trades Dept | $13,000.00 |
| National Assn of Letter Carriers | $10,000.00 |
| Plumbers/Pipefitters Union | $10,000.00 |
| National Treasury Employees Union | $10,000.00 |
| International Longshoremens Assn | $9,000.00 |
| Professional Airways Systems Specialists | $8,000.00 |
| Service Employees International Union | $5,500.00 |
| National Education Assn | $5,000.00 |
| Transport Workers Union | $4,000.00 |
| American Federation of Govt Employees | $4,000.00 |
| National League of Postmasters | $4,000.00 |
| Boilermakers Union Local 169 | $4,000.00 |
| Amalgamated Transit Union | $4,000.00 |
| National Assn of Postmasters | $4,000.00 |
| Marine Engineers Beneficial Assn/Dist 1 | $3,000.00 |
| National Postal Mail Handlers Union | $2,000.00 |
| Masters, Mates & Pilots Union | $2,000.00 |
| Brotherhood of Locomotive Engineers | $2,000.00 |
| National Assn of Postal Supervisors | $2,000.00 |
Read more at LaborPains.org