diff --git a/src/DBMDataRef/DBMDataRef.vb b/src/DBMDataRef/DBMDataRef.vb
index 1879f53b..557fdb3b 100644
--- a/src/DBMDataRef/DBMDataRef.vb
+++ b/src/DBMDataRef/DBMDataRef.vb
@@ -1016,51 +1016,6 @@ Namespace Vitens.DynamicBandwidthMonitor
     End Function
 
 
-    Public Overrides Function InterpolatedValuesByCount(
-      timeRange As AFTimeRange, numberOfValues As Integer,
-      filterExpression As String, includeFilteredValues As Boolean,
-      inputAttributes As AFAttributeList, inputValues As AFValues()) As AFValues
-
-      ' https://docs.osisoft.com/bundle/af-sdk/page/html/M_OSIsoft_AF_Asset_AFDa
-      ' taReference_InterpolatedValuesByCount.htm
-      ' Retrieves interpolated values over the specified time range evenly
-      ' spaced using the numberOfValues.
-
-      Dim interval As AFTimeSpan
-
-      DBM.Logger.LogDebug(
-        "timeRange.StartTime " &
-        timeRange.StartTime.LocalTime.ToString("s") & "; " &
-        "timeRange.EndTime " &
-        timeRange.EndTime.LocalTime.ToString("s") & "; " &
-        "numberOfValues " & numberOfValues.ToString, Attribute.GetPath)
-
-      InterpolatedValuesByCount = New AFValues
-      If timeRange.StartTime = timeRange.EndTime Or numberOfValues = 1 Then
-        ' Return a single value.
-        InterpolatedValuesByCount.Add(
-          GetValue(Nothing, timeRange.StartTime, Nothing, Nothing))
-      Else
-        ' Return multiple values.
-        interval = New AFTimeSpan(0, 0, 0, 0, 0,
-          (timeRange.EndTime.UtcSeconds-timeRange.StartTime.UtcSeconds)/
-          (numberOfValues-1), 0)
-        ' Use a shrinking window so that cached data can be used optimally.
-        Do While timeRange.StartTime <= timeRange.EndTime
-          InterpolatedValuesByCount.Add(
-            GetValues(Nothing, timeRange, 0, Nothing, Nothing)(0))
-          timeRange.StartTime += interval
-        Loop
-      End If
-
-      DBM.Logger.LogTrace(
-        "Return " & InterpolatedValuesByCount.Count.ToString & " values",
-        Attribute.GetPath)
-      Return InterpolatedValuesByCount
-
-    End Function
-
-
   End Class