New figures from City of Lincoln Council show that it raised £103,295 in parking fines in 2010.
Its most profitable month was December, when it claimed £11,841 in fines. Its least was October at £5,449.
Data was released following a freedom of information request to the council on July 12.
The fines are from the City Council’s off-street parking facilities, such as its Lucy Tower car park.
There are 20 car parks run by the city authority across Lincoln, providing 2,946 pay and display parking spots.
See the full data below, and hover over each month for values: