Reputation over time
It looks like this user hasn't gained any reputation yet.
Once they have, you'll be able to view a graph of their reputation gained over time.
Here's a preview of what the graph will look like:
No reputation gained yet.
In the 2nd image, what I suppose is the last segment (top left), hasn’t got a “direction arrow” on top. Not strictly necessary but is messing with my OCD, I urge you to fix it.