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||26||312|
|Post was voted down||5||-30|
|Your comment deleted due to flags||1||-100|
|Your post deleted due to flags||4||-400|