final DataOutput dOutCount = abvsCount.getDataOutput();
final ArrayBackedValueStorage abvsSum = new ArrayBackedValueStorage();
final DataOutput dOutSum = abvsSum.getDataOutput();
final ArrayBackedValueStorage abvsSeq = new ArrayBackedValueStorage();
final SequenceBuilder sb = new SequenceBuilder();
final AddOperation aOp = new AddOperation();
return new AbstractTaggedValueArgumentAggregateEvaluator(args) {
long count;
TaggedValuePointable tvpSum = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();