No one eanswer. Might be a lot, might lose money.
Depends on the location of the franchise and the diligence of the owner.
Each is different but it pays well.
Average owner can make about $150,000 per store. Figure you work 6 days a week, 8 hours a day (about 50 hours a week). Of course, you need an initial investment of about $1 million and net liquid assets of $500,000 before you can open (you pay 40% of the start-up costs cash which must not be borrowed).