diff --git a/Drupal_Apache_Solr_Service.php b/Drupal_Apache_Solr_Service.php
index 1785748..943da50 100644
--- a/Drupal_Apache_Solr_Service.php
+++ b/Drupal_Apache_Solr_Service.php
@@ -267,25 +267,28 @@ class DrupalApacheSolrService {
      '@deletes_total' => '',
      '@schema_version' => '',
      '@core_name' => '',
+     '@index_size' => '',
     );
 
     if (!empty($stats)) {
       $docs_pending_xpath = $stats->xpath('//stat[@name="docsPending"]');
-      $summary['@pending_docs'] = (int) trim($docs_pending_xpath[0]);
+      $summary['@pending_docs'] = (int) trim(current($docs_pending_xpath));
       $max_time_xpath = $stats->xpath('//stat[@name="autocommit maxTime"]');
       $max_time = (int) trim(current($max_time_xpath));
       // Convert to seconds.
       $summary['@autocommit_time_seconds'] = $max_time / 1000;
       $summary['@autocommit_time'] = format_interval($max_time / 1000);
       $deletes_id_xpath = $stats->xpath('//stat[@name="deletesById"]');
-      $summary['@deletes_by_id'] = (int) trim($deletes_id_xpath[0]);
+      $summary['@deletes_by_id'] = (int) trim(current($deletes_id_xpath));
       $deletes_query_xpath = $stats->xpath('//stat[@name="deletesByQuery"]');
-      $summary['@deletes_by_query'] = (int) trim($deletes_query_xpath[0]);
+      $summary['@deletes_by_query'] = (int) trim(current($deletes_query_xpath));
       $summary['@deletes_total'] = $summary['@deletes_by_id'] + $summary['@deletes_by_query'];
       $schema = $stats->xpath('/solr/schema[1]');
       $summary['@schema_version'] = trim($schema[0]);;
       $core = $stats->xpath('/solr/core[1]');
       $summary['@core_name'] = trim($core[0]);
+      $size_xpath = $stats->xpath('//stat[@name="indexSize"]');
+      $summary['@index_size'] = trim(current($size_xpath));
     }
 
     return $summary;
diff --git a/apachesolr.admin.inc b/apachesolr.admin.inc
index 2173e9c..e2a392c 100644
--- a/apachesolr.admin.inc
+++ b/apachesolr.admin.inc
@@ -459,9 +459,11 @@ function apachesolr_status_page($environment = NULL) {
         drupal_set_message(t('Your schema.xml version is too old. You must update it and re-index your content.'), 'error');
       }
       $pending_msg = $stats_summary['@pending_docs'] ? t('(@pending_docs sent but not yet processed)', $stats_summary) : '';
-      $indexed_message = t('@num Items !pending', array(
+      $index_msg = $stats_summary['@index_size'] ? t('(@index_size on disk)', $stats_summary) : '';
+      $indexed_message = t('@num Items !pending !index_msg', array(
         '@num' => $data->index->numDocs,
         '!pending' => $pending_msg,
+        '!index_msg' => $index_msg,
       ));
       $messages[] = array('Indexed', $indexed_message);
 
@@ -488,7 +490,7 @@ function apachesolr_status_page($environment = NULL) {
   $output['apachesolr_index_action_status'] = array(
     '#prefix' => '<h3>' . t('@environment: Search Index Content', array('@environment' => $environment['name'])) . '</h3>',
     '#theme' => 'table',
-    '#header' => array('type', 'value'),
+    '#header' => array(t('Type'), t('Value')),
     '#rows' => $messages,
   );