There are several ways to get the data back. But the only way your going to do it is to buy a program that does it for you. I use a program called R-Studio and it allows me to go back through any partition that has been on the drive. The farther back you go the mor corrupt the files get of course, but if you have just formatted it and haven't installed much then it will go back and recover any and all files that you need.

-p0liX