Just for fun I tried how many countries I can catch during just one day (Well not the whole day...hour or two in the morning and in the evening). I used Sony 7600GR radio with 20 feet of wire attached to whip antenna. Here are results:

1. USA
2. Russia
3. Germany
4. Ukraine
5. Vatican
6. Great Britain
7. Cuba
8. Austria
9. North Korea
10. China
11. Albania
12. India
13. Croatia
14. Philippines
15. Mariana Islands
16. Marocco
17. Lithuania
18. Japan
19. New Zealand
20. Portugal
21. Belgium
22. Sri Lanka
23. Romania
24. Turkey
25. France
26. Tadjikistan
27. Armenia
28. Djibouti
29. Botswana
30. Sao Tome & Pricipe
31. Zambia
32. Kuwait
33. Sweden
34. Slovakia
35. Czech republic
36. Iran
37. Poland
38. Belarus
39. Cyprus
40. Rwanda
41. Thailand
42. Bulgaria
43. Egypt
44. Spain
45. Greece
46. Saudi Arabia
47. Syria
48. Gabon
49. Vietnam
50. Norway
51. Netherlands
52. Estonia
53. Canada
54. Australia