<div class="filter-box-element" ng-show="collection.length">
  <span class="filter-message" ng-if="filterModel">
    Showing {{ (collection|filter:filterModel).length }} of {{ collection.length }} {{ filterName }}
  </span>
  <input class="form-control" type="text" ng-model="filterModel" placeholder="Filter {{ filterName }}...">
</div>