We did calculations on that about 2 years ago, then it was about 700K pear year. But that left out some cost like Shared network folders that our users use, so

We did calculations on that about 2 years ago, then it was about 700K pear year. But that left out some cost like Shared network folders that our users use, so we would have needed to get some kind of replacement for our netapp(a form as NAS).