Good question.
It doesn't matter. Obviously you do not live in Delaware.
For this one government tax clerk would be a friend of some local politico or another. The job would be a reward for stellar service on the campaign.
It's no matter that a $30K a year employee brings in revenue of only $10K. The gubment is NOT a private business. State governments are notorious for this nonsense.
Sheesh, I gotta tell you people everything.
I am in Alaska, and we regularly vote down any form of taxation whatsoever whenever possible.