can't answer your question, but, just for a comparison
over last 2 years/60000km I've driven 2012 1.5 auto, consumption as follows: ave 7,2 l/100km, 91ul
(worst 8.6/best 5.7) mostly Sydney suburbs
best 570km/tank, takes 42l
from OBD logger over last 14,000km:
total time 386:48; 359:08 driving, 27:40 stopped
max speed 137*, aver speed 36.7
1212 trips
Gforces: 0.5 accel, 0.95 braking, 0.6 cornering
* on a private road