How to used likert scale?

It's a measurement tool used in surveys, for instance. The data can be compiled and statistics can be determined.

http://en.wikipedia.org/wiki/Likert_scale

How much do you like AskMeHelpDesk? Mark the line below.

Not at all 0
Not much 1
Maybe 2
Quite a bit 3
A lot 4

0_______1_______2_______3_______4