Probably 60% of my halves. Just going through them after 3 days away from home. I couldn't remember how many loose SMS halves I had when I was reading the recent thread on SMS surfaces. Feels good to be able to lay them out & remember certain characteristics of each coin. Now if I could only find the other bag. Still looking for an empty 66' or 67' SMS holder to transplant one of my 65' sets to .