Looking for some good summer reads? If you aren't yet on the list for this year's top titles and want something right away, why not try the best from the past? Here is a list of the top ten books in each of the past five calendar years, as judged by how many times they were checked out of the library. Do you see any that you wanted to read but missed? With one exception all of these are novels written primarily for adults. Who can figure out what the one exception is?