What is the numbers next to the screen name on here?

United States
March 7, 2007 1:20pm CST
Like it says sawulooken (21)
2 responses
sahyd2don
@sahyd2don (2942)
• India
8 Mar 07
The number beside username denotes the no of posts you have made.It includes both responding to others discussions and statting your own discussion.
hazydazy
@hazydazy (783)
• United States
7 Mar 07
It is the total number of posts and comments you have made.