diff --git a/views/bootstrap/class.Charts.php b/views/bootstrap/class.Charts.php
index 2ee5b797e..70d14f94c 100644
--- a/views/bootstrap/class.Charts.php
+++ b/views/bootstrap/class.Charts.php
@@ -32,6 +32,7 @@ class SeedDMS_View_Charts extends SeedDMS_Theme_Style {
 
 		header('Content-Type: application/javascript; charset=UTF-8');
 ?>
+	new Tablesort(document.getElementById('charttable'));
 	$("<div id='tooltip'></div>").css({
 		position: "absolute",
 		display: "none",
@@ -293,6 +294,8 @@ $(document).ready( function() {
 			'<script type="text/javascript" src="../styles/bootstrap/flot/jquery.flot.pie.min.js"></script>'."\n".
 			'<script type="text/javascript" src="../styles/bootstrap/flot/jquery.flot.categories.min.js"></script>'."\n".
 			'<script type="text/javascript" src="../styles/bootstrap/flot/jquery.flot.time.min.js"></script>'."\n");
+		$this->htmlAddHeader('<script type="text/javascript" src="../views/'.$this->theme.'/vendors/tablesort/tablesort.min.js"></script>'."\n", 'js');
+		$this->htmlAddHeader('<script type="text/javascript" src="../views/'.$this->theme.'/vendors/tablesort/sorts/tablesort.number.min.js"></script>'."\n", 'js');
 
 		$this->htmlStartPage(getMLText("folders_and_documents_statistic"));
 		$this->globalNavigation();
@@ -321,9 +324,10 @@ $(document).ready( function() {
 <div id="chart" style="height: 400px;" class="chart"></div>
 <?php
 		$this->contentContainerEnd();
-		echo "<table class=\"table table-condensed table-sm table-hover\">";
+		echo "<table id=\"charttable\" class=\"table table-condensed table-sm table-hover\">";
+		echo "<thead>";
 		echo "<tr>";
-		echo "<th>".getMLText('chart_'.$type.'_title')."</th>";
+		echo "<th>".getMLText('chart_'.$type.'_first_col')."</th>";
 		echo "<th>".getMLText('total')."</th>";
 		$types = array('docspermonth', 'docsaccumulated');
 		if($quota)
@@ -332,6 +336,8 @@ $(document).ready( function() {
 			echo "<th></th>";
 		echo "<th>Search</th>";
 		echo "</tr>";
+		echo "</thead>";
+		echo "<tbody>";
 		$total = 0;
 		switch($type) {
 		case 'docspermonth':
@@ -343,7 +349,7 @@ $(document).ready( function() {
 			$oldtotal = 0;
 			foreach($data as $item) {
 				echo "<tr>";
-				echo "<td>".htmlspecialchars($item['key'])."</td>";
+				echo "<td data-sort=\"".$item['key']."\">".htmlspecialchars($item['key'])."</td>";
 				echo "<td>".$item['total']."</td>";
 				if(in_array($type, array('docspermonth')))
 					echo "<td>".sprintf('%+d', $item['total']-$oldtotal)."</td>";
@@ -356,13 +362,16 @@ $(document).ready( function() {
 				$oldtotal = $item['total'];
 				$total += $item['total'];
 			}
+			echo "</tbody>";
+			echo "<tfoot>";
 			echo "<tr><th></th><th>".$total."<th></tr>";
+			echo "</tfoot>";
 			break;
 		case 'docsaccumulated':
 			$oldtotal = 0;
 			foreach($data as $item) {
 				echo "<tr>";
-				echo "<td>".getReadableDate($item['key']/1000)."</td>";
+				echo "<td data-sort=\"".$item['key']."\">".getReadableDate($item['key']/1000)."</td>";
 				echo "<td>".$item['total']."</td>";
 				echo "<td>".sprintf('%+d', $item['total']-$oldtotal)."</td>";
 				$searchurl = $this->getSearchUrl($type, $item);
@@ -374,12 +383,13 @@ $(document).ready( function() {
 				$oldtotal = $item['total'];
 				$total += $item['total'];
 			}
+			echo "</tbody>";
 			break;
 		case 'sizeperuser':
 			foreach($data as $item) {
 				$currUser = $dms->getUser($item['res']);
 				echo "<tr><td>".htmlspecialchars($item['key'])."</td>";
-				echo "<td>".SeedDMS_Core_File::format_filesize((int) $item['total'])."</td>";
+				echo "<td data-sort=\"".$item['total']."\">".SeedDMS_Core_File::format_filesize((int) $item['total'])."</td>";
 				if($quota) {
 					echo "<td width=\"100\">";
 					$qt = $currUser->getQuota() ? $currUser->getQuota() : $quota;
@@ -394,11 +404,15 @@ $(document).ready( function() {
 				echo "</tr>";
 				$total += $item['total'];
 			}
+			echo "</tbody>";
+			echo "<tfoot>";
 			echo "<tr><th></th><th>".SeedDMS_Core_File::format_filesize($total)."<th></tr>";
+			echo "<tfoot>";
 			break;
 		case 'sizepermonth':
 			foreach($data as $item) {
-				echo "<tr><td>".htmlspecialchars($item['key'])."</td><td>".SeedDMS_Core_File::format_filesize((int) $item['total'])."</td>";
+				echo "<tr><td>".htmlspecialchars($item['key'])."</td>";
+				echo "<td data-sort=\"".$item['total']."\">".SeedDMS_Core_File::format_filesize((int) $item['total'])."</td>";
 				$searchurl = $this->getSearchUrl($type, $item);
 				if($searchurl)
 					echo "<td><a href=\"".$searchurl."\"><i class=\"fa fa-search\"></i></a></td>";
@@ -407,7 +421,10 @@ $(document).ready( function() {
 				echo "</tr>";
 				$total += $item['total'];
 			}
+			echo "</tbody>";
+			echo "<tfoot>";
 			echo "<tr><th></th><th>".SeedDMS_Core_File::format_filesize($total)."<th></tr>";
+			echo "</tfoot>";
 			break;
 		}
 		echo "</table>";