If you use your hybrid like a full BEV and drive using your battery almost always mpg is not important or irrelevant depending on how often you use the engine.
My app has stopped recording MPG at 470.8, must be a default, as 99% of my journeys are in electric.
The only person who got all his work done by Friday was Robinson Crusoe.
Anything i post over three lines long please assume it is an article lol.