Top Fast Food Chains By Sales Volume

1. McDonald's

Overall sales (in billions): $35.6
Total units: 14,157

2. Subway

Overall sales (in billions): $12.1
Total units: 25,549

3. Starbucks

Overall sales (in billions): $10.6
Total units: 11,128

4. Wendy's

Overall sales (in billions): $8.6
Total units: 5,817

5. Burger King

Overall sales (in billions): $8.587
Total units: 7,183

6. Taco Bell

Overall sales (in billions): $7.478
Total units: 5,262

7. Dunkin' Donuts

Overall sales (in billions): $6.264
Total units: 7,306

8. Pizza Hut

Overall sales (in billions): $5.666
Total units: 6,209

9. Chick-Fil-A

Overall sales (in billions): $4.621
Total units: 1,683

10. KFC

Overall sales (in billions): $4.459
Total units: 4,556

Source: HuffingtonPost