Union Electricians lightbulb joke

Question: How many Union Electricians does it take to screw in a light bulb?
Answer: Sixteen - One to give the bulb to the screw-inner. One to screw in the bulb. One to hold him on the step ladder. Four to hold the step ladder steady. One to flick the switch to test the bulb. One to make sure that the other bulbs in the room will need fixing. One to supervise. Two to take a coffee break, one to eat lunch, and one to nap and one to plot the best way of breaking into the apartment at night.