=== modified file 'apis/charts_graphs_google_charts/charts_graphs_google_charts.class.inc'
--- apis/charts_graphs_google_charts/charts_graphs_google_charts.class.inc	2011-04-17 23:45:50 +0000
+++ apis/charts_graphs_google_charts/charts_graphs_google_charts.class.inc	2011-04-17 23:47:40 +0000
@@ -102,6 +102,7 @@
   protected function _encode_data() {
     $series = $this->series;
     $is_stacked = (strpos($this->type, 'stacked') !== FALSE);
+    $is_bar = (strpos($this->type, 'bar') !== FALSE);
     // Use zero as initial min to guarantee that the y axis show zero.
     $min_y = 0;
     $max_y = $is_stacked ? 0 : reset(reset($series));
@@ -150,11 +151,11 @@
         $serie_as_string = substr($serie_as_string, 1);
       }
       $chd[] = $serie_as_string;
-      if (!$is_stacked) {
+      if (!$is_stacked && !$is_bar) {
         $chds .= ',' . drupal_urlencode($min_serie) . ',' . drupal_urlencode($max_serie);
       }
     }
-    if ($is_stacked) {
+    if ($is_stacked || $is_bar) {
       $chds = drupal_urlencode($min_y) . ',' . drupal_urlencode($max_y);
     }
     else {