app/views/stats/_stats_summary.html.erb
<h4><%= "Between #{@summary[:start_date].strftime("%b %d, %Y")} and #{@summary[:end_date].strftime("%b %d, %Y")}" %></h4>
<p>
<%= "Total shifts: #{@summary[:total]}" %><br />
<%= "Missed shifts: #{@summary[:missed]}" %><br />
<%= "Late shifts: #{@summary[:late]}" %><br />
<%= "Shifts left early: #{@summary[:left_early]}" %>
</p>