Literal question
<span class="em">For all persons</span>
<br />[Questions 10 to 25 were asked of all persons]</p>
<p>[Question 20 to 24 were asked of persons who have ever worked, as per question 19]</p>
<p>20. Employment period _ _</p>
<div class="i1">Number of months employed in the last 12 months</div>