| Value | Category |
|---|---|
| 00 | Chile |
| 01 | Canada |
| 02 | United States |
| 03 | Greenland |
| 04 | Mexico |
| 05 | Saint Pierre and Miquelon |
| 06 | Costa Rica |
| 07 | Cuba |
| 08 | El Salvador |
| 09 | Guatemala |
| 10 | Haiti |
| 11 | Honduras |
| 12 | British Honduras |
| 13 | Nicaragua |
| 14 | Panama |
| 15 | Puerto Rico |
| 16 | Dominican Republic |
| 17 | Panama Canal Zone |
| 18 | Other countries in Central America |
| 19 | Argentina |
| 20 | Bolivia |
| 21 | Brazil |
| 22 | Colombia |
| 23 | Ecuador |
| 24 | Guyana |
| 25 | Paraguay |
| 26 | Peru |
| 27 | Uruguay |
| 28 | Venezuela |
| 29 | Other countries in South America |
| 30 | Albania |
| 31 | West Germany |
| 32 | East Germany |
| 33 | Austria |
| 34 | Belgium |
| 35 | Bulgaria |
| 36 | Checkoslovakia |
| 37 | Denmark |
| 38 | Scotlan |
| 39 | Spain |
| 40 | Finland |
| 41 | France |
| 42 | Greece |
| 43 | Holland |
| 44 | Hungary |
| 45 | England |
| 46 | Ireland |
| 47 | Undocumented |
| 48 | Italy |
| 49 | Malta |
| 50 | Norway |
| 51 | Poland |
| 52 | Portugal |
| 53 | Romania |
| 54 | Sweden |
| 55 | Switzerland |
| 56 | Yugoslavia |
| 57 | Other countries in Europe |
| 58 | Saudi Arabia |
| 59 | China (Continental) |
| 60 | China-Taiwan (Formosa) |
| 61 | Cyprus |
| 62 | India |
| 63 | Indonesia |
| 64 | Iran |
| 65 | Israel |
| 66 | Japan |
| 67 | Jordan |
| 68 | Lebanon |
| 69 | Pakistan |
| 70 | Russia |
| 71 | Turkey |
| 72 | Other countries in Asia |
| 73 | Algeria |
| 74 | Ethiopia |
| 75 | Morocco |
| 76 | Arab Republic of Egypt |
| 77 | Tunisia |
| 78 | Other countries in Africa |
| 79 | Australia |
| 80 | Other countries in Oceania |
| 99 | Unknown |