iOS - UITableView非静态背景图像

I've read a lot of solutions to add a background image to a UITableView where the image will be static and the cells will scroll above it. However, I have yet to find a solution to setting an image that will scroll with the table. When I execute the following code parts of the background image are propogated up into the background image of each cell.I've read a lot of solutions to add a backgroun