anchor.diff:        <tr>
           <th class="text-left col-xl-2 col-lg-2 col-md-2 col-sm-2 col-xs-2">艦種</th>
           <th class="hidden">デフォルトの表示順（ソート用）</th>
  -        <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 col-xs-1">艦娘数</th>
  -        <th class="hidden">艦娘数（ソート用）</th>
           <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 col-xs-1">平均レベル</th>
           <th class="hidden">平均レベル（ソート用）</th>
           <th class="text-left col-xl-1 col-lg-1 col-md-1 hidden-sm hidden-xs">合計レベル</th>
  
positive.code:         <tr>
            <td class="text-left"><%= st %></td>
            <td class="hidden"><%= idx %></td>
            <% if @last_nums[st] %>
                <td class="numeric">
                  <%= @last_nums[st] %>
                  <%== h_span_for_delta(@first_nums[st], @last_nums[st]) %>
                </td>
                <td class="hidden"><%= @last_nums[st] %></td>
            <% else %>
                <td class="none"><i class="glyphicon glyphicon-minus"></i></td>
                <td class="hidden">0</td>
            <% end %>
            <% if @last_avg_levels[st] %>
                <td class="numeric">
                  <%= @last_avg_levels[st].round(1) %>
                  <%== h_span_for_delta(@first_avg_levels[st], @last_avg_levels[st]) %>
                </td>
                <td class="hidden"><%= @last_avg_levels[st].round(1) %></td>
            <% else %>
                <td class="none"><i class="glyphicon glyphicon-minus"></i></td>
                <td class="hidden">0</td>
            <% end %>
            <% if @last_levels[st] %>
                <td class="numeric hidden-sm hidden-xs">
                  <%= @last_levels[st] %>
                  <%== h_span_for_delta(@first_levels[st], @last_levels[st]) %>
                </td>
                <td class="hidden"><%= @last_levels[st] %></td>
            <% else %>
                <td class="none hidden-sm hidden-xs"><i class="glyphicon glyphicon-minus"></i></td>
                <td class="hidden">0</td>
            <% end %>
            <% if @last_avg_exps[st] %>
                <td class="numeric hidden-xs">
                  <%= number_with_delimiter(@last_avg_exps[st].round(0)) %>
                  <%== h_span_for_delta(@first_avg_exps[st], @last_avg_exps[st], 0) %>
                </td>
                <td class="hidden"><%= @last_avg_exps[st].round(0) %></td>
            <% else %>
                <td class="none hidden-xs"><i class="glyphicon glyphicon-minus"></i></td>
                <td class="hidden">0</td>
            <% end %>
            <% if @last_exps[st] %>
                <td class="numeric">
                  <%= number_with_delimiter(@last_exps[st]) %>
                  <%== h_span_for_delta(@first_exps[st], @last_exps[st]) %>
                </td>
                <td class="hidden"><%= @last_exps[st] %></td>
            <% else %>
                <td class="none"><i class="glyphicon glyphicon-minus"></i></td>
                <td class="hidden">0</td>
  
negative.code:         <th class="hidden">平均経験値（ソート用）</th>
          <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 col-xs-1">合計経験値</th>
          <th class="hidden">合計経験値（ソート用）</th>
          <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 col-xs-1">艦娘数</th>
          <th class="hidden">艦娘数（ソート用）</th>
          <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 hidden-xs">★5艦娘</th>
          <th class="hidden">★5艦娘（ソート用）</th>
          <th class="text-left col-xl-1 col-lg-1 col-md-1 col-sm-1 hidden-xs">★5艦娘(改)</th>
  