I guess I'm gonna keep my van and cancel my order for a Gulfstream G550.... the salesman lied! It says here I won't get max miles per passenger/gallon unless all 16 seats are filled.
https://paullaherty.com/2012/05/25/boeing-737-vs-toyota-prius-this-might-surprise-you/
https://paullaherty.com/2012/05/25/boeing-737-vs-toyota-prius-this-might-surprise-you/