anchor.diff:    <% end %>
     <tr style="background-color: #DEF">
       <td><b>Overall</b></td>
  -    <td><%= Person.count -%> (<%= total_registered_people -%>)<em>*</em></td>
  +    <td><%= Person.count -%> (<%= User.count(:all,:conditions=>"person_id IS NOT NULL") -%>)<em>*</em></td>
       <td><%= Investigation.count -%></td>
       <td><%= Study.count -%></td>
       <td><%= Assay.count -%></td>
  
positive.code:   <% stats.each do |stat| %>
    <tr>
      <td><%= link_to stat.project.name, stat.project -%></td>
      <% registered_people = stat.registered_people.count
         total_registered_people += registered_people %>
      <td><%= stat.people.count -%> (<%= registered_people -%>)</td>
      <td><%= stat.investigations.count -%></td>
      <td><%= stat.studies.count -%></td>
  
negative.code:   total_accessible_data_files = 0
    total_accessible_models = 0
    total_accessible_sops = 0
  %>
  
  <h3>Content statistics</h3>
  