1. , , Iowa, USA 
2. Adair, Iowa, USA (1)
3. Allamakee, Iowa, USA (2)
4. Black Hawk County, Iowa, USA
5. Black Hawk, Iowa, USA (3)
6. Boone, Iowa, USA (4)
7. Bremer, Iowa, USA (2)
8. Carroll County, Iowa, USA (1)
9. Cedar, Iowa, USA (1)
10. Cerro Gordo, Iowa, USA (5)
11. Chickasaw, Iowa, USA (3)
12. Clarke, Iowa, USA
13. Clayton, Iowa, USA (1)
14. Clinton, Iowa, USA (2)
15. Crawford, Iowa, USA (2)
16. Decatur, Iowa, USA (2)
17. Delaware County, Iowa, USA (4)
18. Delaware, Iowa, USA (9)
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19. Des Moines, Iowa, USA
20. DesMoines, Iowa, USA (2)
21. Dickinson, Iowa, USA (2)
22. Dubuque, Iowa, USA (1)
23. Farragut, Iowa, USA
24. Grundy County, Iowa, USA (3)
25. Grundy, Iowa, USA (2)
26. Guthrie, Iowa, USA
27. Hardin County, Iowa, USA (3)
28. Howard County, Iowa, USA (1)
29. Howard, Iowa, USA (1)
30. Iowa, USA (2)
31. Johnson, Iowa, USA (3)
32. La Porte City, Iowa, USA
33. Linn, Iowa, USA (2)
34. Marion, Iowa, USA (1)
35. Marshall, Iowa, USA (2)
36. Mitchell County, Iowa, USA (2)
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37. Mitchell, Iowa, USA (5)
38. Nashua, Iowa, USA
39. Oakland, Iowa, USA
40. Page, Iowa, USA (2)
41. Polk, Iowa, USA (3)
42. Potawatami, Iowa, USA (1)
43. Ringgold Co, Iowa, USA
44. Ringgold Co., Iowa, USA (1)
45. Ringgold County, Iowa, USA (2)
46. Ringgold, Iowa, USA (4)
47. Scott County, Iowa, USA (2)
48. Scott, Iowa, USA (4)
49. Shelby, Iowa, USA (1)
50. Story, Iowa, USA (2)
51. Tipton, Iowa, USA
52. Webster, Iowa, USA (1)
53. Wright, Iowa, USA (1)
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