Im just gonna cut to the point.
When you press [TAB] your profile is shown Plus the live score you are getting in LD. it will appear right next to your name.
Why? I really dont know. Its just one of those little things every game has. How well you are doing.
Technically....thats all. feel free to incorporated your opinions.
below, pic of somewhat it would look. I did it with paint :) derp.
Score Card
Stats are a much, much less accurate representation of how well you're actually doing than your own impression.