This week's book giveaways are in the Refactoring and Agile forums. We're giving away four copies each of Re-engineering Legacy Software and Docker in Action and have the authors on-line! See this thread and this one for details.
I would put the data into a suitable collection and sort it in whatever order you need. You have used a collection already, but perhaps you didn't choose the right collection (I don't see where you declare it). And you certainly didn't sort it.