anchor.diff:      <tr>
         <td colspan="2">休日労働時間数</td>
         <% @finder.get_ym_range.each do |ym| %>
  -      <td class="center"><%= @pd[ym].hours_of_day_off_work %>H</td>
  +      <td class="text-center"><%= @pd[ym].hours_of_day_off_work %>H</td>
         <% end %>
         <td></td>
         <td></td>
  
positive.code:     <tr>
        <td>所得税</td>
        <% @finder.get_ym_range.each do |ym| %>
        <td class="center"><%= to_amount(@pd[ym].income_tax) %></td>
        <% end %>
        <td><%= to_amount(@pd["b1"].income_tax) %></td>
        <td><%= to_amount(@pd["b2"].income_tax) %></td>
        <td class="right"><%= to_amount(@pd[:sum].income_tax) %></td>
      </tr>
      <tr>
        <td><%= Payroll.human_attribute_name :inhabitant_tax %></td>
        <% @finder.get_ym_range.each do |ym| %>
        <td class="center"><%= to_amount(@pd[ym].inhabitant_tax) %></td>
        <% end %>
        <td></td>
        <td></td>
        <td class="right"><%= to_amount(@pd[:sum].inhabitant_tax) %></td>
      </tr>
      <tr>
        <td></td>
  
negative.code:     <tr>
        <td colspan="2">早出残業時間数</td>
        <% @finder.get_ym_range.each do |ym| %>
        <td class="text-center"><%= @pd[ym].hours_of_early_work %>H</td>
        <% end %>
        <td></td>
        <td></td>
  