Disable hibernation should get you a few GB back.
Also if your pagefile is defaulted to what Win 7 uses, then shrink it down to a more reasonable size.
Yup that looks like the right number to me
You have plenty of points, so it's not that either..
Try deleting your user ID and then save it, then re-enter it (basically re-apply for your post-bit).
I eventually received mine a few days...