Question: How many Americans live in the country where the town of Luberizi is found?

full_context: Document 1: North Kivu: The province consists of three cities—Goma, Butembo and Beni—and six territories—Beni, Lubero, Masisi, Rutshuru, Nyiragongo and Walikale. The province is home to the Virunga National Park, a World Heritage Site containing the endangered mountain gorillas.
Document 2: Luvua River: The Luvua River (or "Lowa River") is a river in the Katanga Province of the Democratic Republic of the Congo (DRC). It flows from the northern end of Lake Mweru on the Zambia-Congo border in a northwesterly direction for to its confluence with the Lualaba River opposite the town of Ankoro. The Lualaba becomes the Congo River below the Boyoma Falls.
Document 3: Sake, Democratic Republic of the Congo: Sake is a town in the Democratic Republic of the Congo in the eastern province of North Kivu. It is located at the northwestern extremity of Lake Kivu, 25 km (15 mi) west-northwest of Goma on National Road No. 2, at the edge of the volcanic lava plains in the bottom of the Western Rift Valley, at an elevation of about 1500 m. The western escarpment of the rift valley rises to 800 m above Sake.
Document 4: Republic of the Congo: The region was dominated by Bantu-speaking tribes, who built trade links leading into the Congo River basin. Congo-Brazzaville was formerly part of the French colony of Equatorial Africa. Upon independence in 1960, the former colony of French Congo became the Republic of the Congo. The People's Republic of the Congo was a Marxist–Leninist one-party state from 1970 to 1991. Multi-party elections have been held since 1992, although a democratically elected government was ousted in the 1997 Republic of the Congo Civil War and President Denis Sassou Nguesso has ruled for 26 of the past 36 years.
Document 5: Republic of the Congo: Before the 1997 war, about 9,000 Europeans and other non-Africans lived in Congo, most of whom were French; only a fraction of this number remains. Around 300 American expatriates reside in the Congo.
Document 6: Republic of the Congo: The region was dominated by Bantu-speaking tribes at least 3,000 years ago, who built trade links leading into the Congo River basin. Congo was formerly part of the French colony of Equatorial Africa. The Republic of the Congo was established on the 28th of November 1958 but gained independence from France in 1960. The sovereign state has had multi-party elections since 1992, although a democratically elected government was ousted in the 1997 Republic of the Congo Civil War, and President Denis Sassou Nguesso, who first came to power in 1979, has ruled for 35 of the past 40 years.
Document 7: Lubao, Democratic Republic of the Congo: Lubao is a town and territory in Kabinda District, Kasai-Oriental Province, Democratic Republic of the Congo. It lies near the eastern bank of the Lomami River.
Document 8: Republic of the Congo: Ethnically and linguistically the population of the Republic of the Congo is diverse—Ethnologue recognises 62 spoken languages in the country—but can be grouped into three categories. The Kongo are the largest ethnic group and form roughly half of the population. The most significant subgroups of the Kongo are Laari in Brazzaville and Pool regions and Vili around Pointe-Noire and along the Atlantic coast. The second largest group are the Teke who live to the north of Brazzaville with 17% of the population. Boulangui (M’Boshi) live in the northwest and in Brazzaville and form 12% of the population. Pygmies make up 2% of Congo's population.
Document 9: Luberizi: Luberizi is a town in the province of South Kivu of the Democratic Republic of Congo. At an elevation of 957 metres, it has a local population of about 25,462. It sits astride the N5 road where it crosses the Luberizi River, nearly midway between Uvira to the south and Bukavu to the north.
Document 10: Niemba: Niemba is a town in the Democratic Republic of Congo, Katanga Province. It is situated on the Lukuga River, a tributary of the Lualaba river. The population is around 1,800. It is connected by rail to Kalemie.
Document 11: Central African Republic: There are many missionary groups operating in the country, including Lutherans, Baptists, Catholics, Grace Brethren, and Jehovah's Witnesses. While these missionaries are predominantly from the United States, France, Italy, and Spain, many are also from Nigeria, the Democratic Republic of the Congo, and other African countries. Large numbers of missionaries left the country when fighting broke out between rebel and government forces in 2002–3, but many of them have now returned to continue their work.
Document 12: Republic of the Congo: The Republic of the Congo's sparse population is concentrated in the southwestern portion of the country, leaving the vast areas of tropical jungle in the north virtually uninhabited. Thus, Congo is one of the most urbanized countries in Africa, with 70% of its total population living in a few urban areas, namely in Brazzaville, Pointe-Noire or one of the small cities or villages lining the 534-kilometre (332 mi) railway which connects the two cities. In rural areas, industrial and commercial activity has declined rapidly in recent years, leaving rural economies dependent on the government for support and subsistence.
Document 13: Republic of the Congo: According to CIA World Factbook, the people of Republic of the Congo are largely a mix of Catholics (33.1%), Awakening Lutherans (22.3%) and other Protestants (19.9%). Followers of Islam make up 1.6%, and this is primarily due to an influx of foreign workers into the urban centers.
Document 14: Kamiji: Kamiji is a town and territory in Kabinda District, Democratic Republic of the Congo. The town lies west of the Bushimaie River and east of the Lubi River, at an altitude of 2,565 ft (781 m).
Document 15: Lusanga, Kwango: Lusanga is a town in the Kwango Province of the Democratic Republic of the Congo. The town is situated approximately 20 miles north of the Angolan border, and the same distance west of the Kwango River. It lies northeast of the town of Popokabaka. There is also another town called Lusanga in Kwilu District of Bandundu province, to the north of Kikwit.
ground_truth: Around 300
sub_queries: Luberizi >> country Answer: Congo
How many Americans live in the Congo ? Answer: Around 300