For what it is worth, have a look at this site. I have this program and I do not know how I have lived without it.
Try the free version and you will see what I mean.

http://www.stebbo.id.au/bettracker/index.htm


Enjay.

As a disclaimer, I have nothing whatsoeverto do with this site, even though after getting the program I have had regular assistance from to author.