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:
|Post was voted up||1||12|
|Post was voted down||8||-48|
|Your post deleted due to flags||5||-500|
|Your comment deleted due to flags||6||-600|