=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/datavalue/DataValue.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/datavalue/DataValue.java	2010-01-25 14:08:24 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/datavalue/DataValue.java	2010-01-25 14:30:51 +0000
@@ -198,7 +198,7 @@
     public boolean isZero()
     {
         return dataElement != null && dataElement.getType().equals( DataElement.VALUE_TYPE_INT ) 
-            && value != null && ( value.equals( "0" ) || value.startsWith( "0." ) );
+            && value != null && new Double( value ).intValue() == 0;
     }
     
     public boolean isNullValue()