In the SQL stored procedure, dbo.GetInvokedWorkflows, the data set returns a value for WorkflowStatus that does not match with the TrackingWorkflowEvent enumeration. By looking at the dbo.GetWorkflows stored procedure which does work correctly, it appears as if some made a typo.

*****************************************************************
--FROM dbo.GetInvokedWorkflows--
*****************************************************************
SELECT    'CurrentEventTimeStamp' = GetUTCDate()
     ,[wi].[WorkflowInstanceId]
     ,[wi].[WorkflowInstanceInternalId]
     ,[wi].[InitializedDateTime]
     ,[wi].[CallerInstanceId]
     ,'WorkflowStatus' =
     CASE
     WHEN [wie].[TrackingWorkflowEventId] = 2 THEN cast(1 as int) /* Completed */
     WHEN [wie].[TrackingWorkflowEventId] = 4 THEN cast(2 as int) /* Suspended */
     WHEN [wie].[TrackingWorkflowEventId] = 10 THEN cast(3 as int) /* Terminated */
     ELSE cast(0 as int) /* Running */
     END
     ,[t].[TypeFullName]
     ,[t].[AssemblyFullName]
FROM [vw_WorkflowInstance] [wi]
INNER JOIN [dbo].[vw_Type] [t]
ON    [wi].[WorkflowTypeId] = [t].[TypeId]
LEFT OUTER JOIN [dbo].[vw_WorkflowInstanceEvent] [wie]
ON    [wi].[WorkflowInstanceInternalId] = [wie].[WorkflowInstanceInternalId]
WHERE ( [wie].[EventOrder] =
     (
     SELECT max([EventOrder])
                FROM [dbo].[vw_WorkflowInstanceEvent] [wie2]
                WHERE [wie2].[WorkflowInstanceInternalId] = [wie].[WorkflowInstanceInternalId]
     AND [wie2].[TrackingWorkflowEventId] != 6
     )
     OR [wie].[EventOrder] IS NULL ) -- Profile might not track instance events
AND    [wi].[CallerInstanceId] = @WorkflowInstanceId
AND    [wi].[InitializedDateTime] > @BeginDateTime
AND    [wi].[InitializedDateTime] <= @EndDateTime

*****************************************************************
--FROM dbo.GetWorkflows--
*****************************************************************
SELECT    ''CurrentEventTimeStamp'' = GetUTCDate()
     ,[wi].[WorkflowInstanceId]
     ,[wi].[WorkflowInstanceInternalId]
     ,[wi].[InitializedDateTime]
     ,[wi].[CallerInstanceId]
     ,''WorkflowStatus'' =
     CASE
     WHEN [wie].[TrackingWorkflowEventId] IS NULL THEN cast(4 as int) /* No events tracked - all we know is that it was created */
     WHEN [wie].[TrackingWorkflowEventId] = 0 THEN cast(4 as int) /* Created */
     WHEN [wie].[TrackingWorkflowEventId] = 1 THEN cast(1 as int) /* Completed */
     WHEN [wie].[TrackingWorkflowEventId] = 3 THEN cast(2 as int) /* Suspended */
     WHEN [wie].[TrackingWorkflowEventId] = 9 THEN cast(3 as int) /* Terminated */
     ELSE cast(0 as int) /* Running */
     END
     ,CASE
     WHEN [t].[IsInstanceType] = 0 THEN [t].[TypeFullName]
     ELSE NULL
     END
     ,CASE
     WHEN [t].[IsInstanceType] = 0 THEN [t].[AssemblyFullName]
     ELSE NULL
     END
FROM [vw_WorkflowInstance] [wi]
INNER JOIN [dbo].[vw_Type] [t]
ON    [wi].[WorkflowTypeId] = [t].[TypeId]
LEFT OUTER JOIN [dbo].[vw_WorkflowInstanceEvent] [wie]
ON    [wi].[WorkflowInstanceInternalId] = [wie].[WorkflowInstanceInternalId]
WHERE ( [wie].[WorkflowInstanceEventId] =
     (
     SELECT max([WorkflowInstanceEventId])
                FROM [dbo].[vw_WorkflowInstanceEvent] [wie2]
                WHERE [wie2].[WorkflowInstanceInternalId] = [wie].[WorkflowInstanceInternalId]
     AND [wie2].[TrackingWorkflowEventId] NOT IN ( 5, 6, 7 ) -- Persisted, Unloaded, Loaded
     )
     OR [wie].[EventOrder] IS NULL ) -- Profile might not track instance events '