I have a 2012 140kw auto, with canopy and steel bar.
I get 17 to 18 per 100 towing the van which is 2.2 tonnes.
I get around 11 around town, with very short trips to work.
I get around 9 on a trip when unloaded.
I'd love the towing figure to be a bit lower, but it is what it is...