Weekday trips is the number of person trips to or from the vision extent on a working day. The number of working days depends on lifestyle. The number of trips depends on the floor area of various kinds of uses (e.g. retail, restaurant, public assembly, hunting and gathering, etc.) within the vision extent.
Trips on weekdays = working day trip generation rate density * floor area * working days per year
—Other metrics: usable areas (floor area)