I wish I had taken a screen print. As snow stated, chunks up to 5,000 shares apiece. I added the figures up twice, lots of the smaller chunks added up to 5,000 as well. For example, 200, 200, 1,400, 3,200. I totalled 54,800 and it took 6.5 minutes.
I have to say I'm liking RD's explanation.