$\displaystyle {n}$ psychology students took a standardized test. The scores are summarized in the Frequency Distribution Table below.

Scores	Frequency
100 - 109	12
110 - 119	15
120 - 129	17
130 - 139
140 - 149	10
150 - 159	52

The scores are also described in the cumulative table shown below.

Scores	Frequency
less than 110	12
less than 120	27
less than 130	44
less than 140	58
less than 150	68
less than 160	$\displaystyle {n}$

What is the missing value in the Frequency Distribution Table?

answer =