Question: What percent of people in the country where the Karatau mine is located use Russian as their main language?

full_context: Document 1: Russian language: According to figures published in 2006 in the journal "Demoskop Weekly" research deputy director of Research Center for Sociological Research of the Ministry of Education and Science (Russia) Arefyev A. L., the Russian language is gradually losing its position in the world in general, and in Russia in particular. In 2012, A. L. Arefyev published a new study "Russian language at the turn of the 20th-21st centuries", in which he confirmed his conclusion about the trend of further weakening of the Russian language in all regions of the world (findings published in 2013 in the journal "Demoskop Weekly"). In the countries of the former Soviet Union the Russian language is gradually being replaced by local languages. Currently the number speakers of Russian language in the world depends on the number of Russians in the world (as the main sources distribution Russian language) and total population Russia (where Russian is an official language).
Document 2: Kyzyl mine: The Kyzyl mine is one of the largest gold mines in the Kazakhstan and in the world. The mine is located in the east of the country in East Kazakhstan Province. The mine has estimated reserves of 10.37 million oz of gold.
Document 3: Russian language: Significant Russian-speaking groups also exist in Western Europe. These have been fed by several waves of immigrants since the beginning of the 20th century, each with its own flavor of language. The United Kingdom, Spain, Portugal, France, Italy, Belgium, Greece, Brazil, Norway, and Austria have significant Russian-speaking communities. According to the 2011 Census of Ireland, there were 21,639 people in the nation who use Russian as a home language. However, of this only 13% were Russian nationals. 20% held Irish citizenship, while 27% and 14% were holding the passports of Latvia and Lithuania respectively.
Document 4: Russian language: In the 20th century, Russian was mandatorily taught in the schools of the members of the old Warsaw Pact and in other countries that used to be satellites of the USSR. In particular, these countries include Poland, Bulgaria, the Czech Republic, Slovakia, Hungary, Albania, former East Germany and Cuba. However, younger generations are usually not fluent in it, because Russian is no longer mandatory in the school system. According to the Eurobarometer 2005 survey, though, fluency in Russian remains fairly high (20–40%) in some countries, in particular those where the people speak a Slavic language and thereby have an edge in learning Russian (namely, Poland, Czech Republic, Slovakia, and Bulgaria).
Document 5: Kharasan mine: The Kharasan mine is a large in-situ leaching mine located in the southern part of Kazakhstan in South Kazakhstan Region. Kharasan represents one of the largest uranium reserves in Kazakhstan having estimated reserves of 59.3 million tonnes of ore grading 0.074% uranium.
Document 6: Russian language: In Ukraine, Russian is seen as a language of inter-ethnic communication, and a minority language, under the 1996 Constitution of Ukraine. According to estimates from Demoskop Weekly, in 2004 there were 14,400,000 native speakers of Russian in the country, and 29 million active speakers. 65% of the population was fluent in Russian in 2006, and 38% used it as the main language with family, friends or at work. Russian is spoken by 29.6% of the population according to a 2001 estimate from the World Factbook. 20% of school students receive their education primarily in Russian.
Document 7: Akdala mine: The Akdala mine is a large in-situ leaching mine located in the southern part of Kazakhstan in Almaty Province. Akdala represents one of the largest uranium reserves in Kazakhstan having estimated reserves of 43.5 million tonnes of ore grading 0.036% uranium.
Document 8: Russian language: In Armenia Russian has no official status, but it's recognised as a minority language under the Framework Convention for the Protection of National Minorities. According to estimates from Demoskop Weekly, in 2004 there were 15,000 native speakers of Russian in the country, and 1 million active speakers. 30% of the population was fluent in Russian in 2006, and 2% used it as the main language with family, friends or at work. Russian is spoken by 1.4% of the population according to a 2009 estimate from the World Factbook.
Document 9: Russian language: In Kazakhstan Russian is not a state language, but according to article 7 of the Constitution of Kazakhstan its usage enjoys equal status to that of the Kazakh language in state and local administration. According to estimates from Demoskop Weekly, in 2004 there were 4,200,000 native speakers of Russian in the country, and 10 million active speakers. 63% of the population was fluent in Russian in 2006, and 46% used it as the main language with family, friends or at work. According to a 2001 estimate from the World Factbook, 95% of the population can speak Russian. Large Russian-speaking communities still exist in northern Kazakhstan, and ethnic Russians comprise 25.6% of Kazakhstan's population. The 2009 census reported that 10,309,500 people, or 84.8% of the population aged 15 and above, could read and write well in Russian, as well as understand the spoken language.
Document 10: Russian language: Ethnic Russians constitute 25.5% of the country's current population and 58.6% of the native Estonian population is also able to speak Russian. In all, 67.8% of Estonia's population can speak Russian. Command of Russian language, however, is rapidly decreasing among younger Estonians (primarily being replaced by the command of English). For example, if 53% of ethnic Estonians between 15 and 19 claim to speak some Russian, then among the 10- to 14-year-old group, command of Russian has fallen to 19% (which is about one-third the percentage of those who claim to have command of English in the same age group).
Document 11: Varvara mine: The Varvara mine is one of the largest gold mines in Kazakhstan and in the world. The mine is located in Kostanay Region. The mine has estimated reserves of 5.2 million oz of gold.
Document 12: Shevchenko mine: The Shevchenko mine is a large mine in the north-west of Kazakhstan. Shevchenko represents one of the largest nickel reserve in Kazakhstan having estimated reserves of 104.4 million tonnes of ore grading 0.75% nickel. The 104.4 million tonnes of ore contains 0.78 million tonnes of nickel metal.
Document 13: Russian language: In Georgia Russian has no official status, but it's recognised as a minority language under the Framework Convention for the Protection of National Minorities. According to estimates from Demoskop Weekly, in 2004 there were 130,000 native speakers of Russian in the country, and 1.7 million active speakers. 27% of the population was fluent in Russian in 2006, and 1% used it as the main language with family, friends or at work. Russian is the language of 9% of the population according to the World Factook. Ethnologue cites Russian as the country's de facto working language.
Document 14: Chara mine: The Chara mine is a large iron mine located in southern Russia in the Zabaykalsky Krai. Chara represents one of the largest iron ore reserves in Russia and in the world having estimated reserves of 8 billion tonnes of ore grading 30% iron metal.
Document 15: Karatau mine: The Karatau mine is a large in-situ leaching mine located in the southern part of Kazakhstan in South Kazakhstan Province. Karatau represents one of the largest uranium reserves in Kazakhstan having estimated reserves of 70.4 million tonnes of ore grading 0.05% uranium.
ground_truth: 46%
sub_queries: Karatau mine >> country Answer: Kazakhstan
What percent of people in Kazakhstan use Russian as their main language? Answer: 46%