--- a/bubbletree.php
+++ b/bubbletree.php
@@ -24,7 +24,7 @@
 $color = new Lux_Color();
 
 $portfolios = Array();
-
+$total = 0;
 $db = $server->get_db('disclosr-agencies');
 try {
     $rows = $db->get_view("app", "byDeptStateName", null, true)->rows;
@@ -42,10 +42,15 @@
     foreach ($rows as $row) {
 	$employees = 0;
 	$portfolioid = 0;
-	if ($row->value->employees) $employees = $row->value->employees;
+	if (isset($row->value->employees)) $employees = $row->value->employees;
 	if (isset($row->value->statistics->employees)) {
 $agencyEmployeesArray = object_to_array($row->value->statistics->employees);
+if (isset($agencyEmployeesArray["2010-2011"]["value"])) {
  $employees = $agencyEmployeesArray["2010-2011"]["value"];
+} else {
+    // get last year that is recorded? throw error?
+    continue;
+}
 }
 if (!($employees > 0)) $employees =0;
 	if (isset($row->value->parentOrg)) $portfolioid = $row->value->parentOrg;