The selected download in this image is reported at 76% completion, though the 3 main files are reported at 86%, 100%, and 82%. In the first folder, which is expanded, it claims 86% completion though none of the subfolders are above 70%.

Just a heads up, as this is probably a very easy fix.

link if the above doesn't display: http://i.imgur.com/2nCLUCO