No. 1 .NA It is Namibian ccTLD and all people could register a .NA name. The Republic of Namibia, located in the southwestern Africa, was independent in 1990. Namibia is rich in mineral resources and well-known for its diamond. Fisheries resources are also very rich and it is one of the world's ten largest fish countries. The cheapest registrar for registering a .NA domain is OnlyDomains, about $2528 per year. The most expensive one has exceeded $ 4000 a year. In fact, .NA is really a very good ccTLD. However, it is such a high price for most of the people. For ordinary people, even when they get the best domain name such as chi.na, they also cannot afford it. No.2 .PR .PR is Puerto Rico ccTLD. Puerto Rico was originally a colony of the United States. Residents in this island can participate in the U.S. presidential primaries, but they do not have the right to elect the president of the United States. The cheapest registrar for registering a .PR domain is OnlyDomains and its registration fee is $1050 per year. The most expensive one is EuroDNS and its annual registration fee is €1380. No. 3 .KI It is Kiribati ccTLD. The Republic of Kiribati is a middle-Pacific island, composed of 33 islands, which belong to the Gilbert Islands, Ocean Island, Phoenix Islands and Ryan (Island Line) Islands. Kiribati is one of the least developed countries evaluated by United Nations. The registration fee of $935 per year is lowest for registering a .KI domain and 69000 rubles per year is the highest. No. 4 .CU It is Cuban ccTLD. Cuban is well-known for sugar and Cigar. The cheapest fee for registering a .CU domain is $665 in OnlyDomains and the highest fee is $ 1048.95 in DomainsRus. No. 5 .CF It is Central African Republic ccTLD however its registration is not open to the public. If you want to register a .CF domain, you should be subordinated to someone or some organization in Central African Republic. Central African Republic is listed as one of the least undeveloped countries by United Nations. The cheapest fee for registering a .CU domain is $494.55 in DomainsRus and the highest fee is $ 549.00 in 101domain. No. 6 .TT It is Trinidad and Tobago ccTLD. The Republic of Trinidad and Tobago is an island located in the Caribbean, adjacent to the open seas of Venezuela. The country consists of two main islands----Trinidad and Tobago, and 21 smaller islands. Most of the population concentrated in the island of Trinidad. The registration fee of €389 per year is lowest for registering a .TT domain in Europe Registry and €780 per year is the highest in EuroDNS. No. 7 .CG It is Congo ccTLD. The cheapest fee for registering a .CG domain is €337.50 in Namebay and the highest fee is €675 inDomaine.fr. No. 8 .SY It is Syrian ccTLD and only the Syrian companies could register a .SY domain. If you want to register a .SY domain, you should be subordinated to a Syrian company. The cheapest fee for registering a .SY domain is $400 in Marcaria. No. 9 .RW It is Rwanda ccTLD and .RW registration is only open to Rwanda companies. Rwanda makes people think of the 1994 massacre easily. The registration fee of $357 per year is lowest for registering a .RW domain and $ 449.9 per year is the highest. No. 10 .DZ .AZ .FO (a).DZ is Algeria ccTLD. Algeria is located in North Africa. The size of its economy ranks second in Africa. The cheapest fee for registering a .DZ domain is €245 in DomainsRus and the highest fee is $ 494.55.00 in DomainsRus. (b) .AZ is Azerbaijan ccTLD. The cheapest fee for registering a .AZ domain is €245 in Register.eu and the highest fee is $ 449.9 in Rhy-io. (c) .FO is Faroe ccTLD. Faroe is a self-governing overseas area of the kingdom of Denmark. The registration fee of €245 per year is the lowest for registering a.FO domain and $ 400 per year is the highest. Attention: no discounts counted in. Thanks for understanding if there are some flaws in the statistics. http://www.domains5.cn/view/93848.html Declaration: this is an informative article that do not represent official investing advice, with no intend in misleading readers.Please be open-minded and objective. Welcome varied discussion below.Thanks!