Suppose we are given seven points that are equally spaced around a circle.  If $P$, $Q$, and $R$ are chosen to be any three of these points, then how many different possible values are there for $m\angle PQR$?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Suppose we are given seven points that are equally spaced around a circle.  If $P$, $Q$, and $R$ are chosen to be any three of these points, then how many different possible values are there for $m\angle PQR$?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
5
Suppose we are given seven points that are equally spaced around a circle.  If $P$, $Q$, and $R$ are chosen to be any three of these points, then how many different possible values are there for $m\angle PQR$?
train