Question: What percentage of the country where Massimo Baistrocchi lived is Christian?

full_context: Document 1: János Hajnal: In Italy his artistic career was mainly based on glass walls and mosaics. He was granted Italian citizenship in 1958 due to his artistic merits.
Document 2: Massimo Bitonci: Massimo Bitonci (born 24 June 1965, in Padua) is an Italian Venetist politician. He is a member of Liga Veneta–Lega Nord, which he has served as national president since 2016.
Document 3: Nigeria: The vast majority of Muslims in Nigeria are Sunni belonging to Maliki school of jurisprudence; however, a sizeable minority also belongs to Shafi madhhab. A large number of Sunni Muslims are members of Sufi brotherhoods. Most Sufis follow the Qadiriyya, Tijaniyyah and/or the Mouride movements. A significant Shia minority exists (see Shia in Nigeria). Some northern states have incorporated Sharia law into their previously secular legal systems, which has brought about some controversy. Kano State has sought to incorporate Sharia law into its constitution. The majority of Quranists follow the Kalo Kato or Quraniyyun movement. There are also Ahmadiyya and Mahdiyya minorities.
Document 4: Massimo Teodori: Massimo Teodori (born 9 September 1938) is an Italian author and politician; his books mainly focus on the differences between Europe and the United States.
Document 5: Massimo Giustetti: Massimo Biella (28 February 1926 – 4 December 2012) was the Roman Catholic bishop of the Diocese of Biella, Italy.
Document 6: Stefano Missio: He has made various documentaries among which "When Italy was not a poor country", about Italy in the 1960s narrated by Joris Ivens, and "Scusi, dov'è il Nord Est?" produced by Fandango and On Line Productions for Arte (broadcast as "Succes à l'italienne") and broadcast in Italy by Tele+. In 2005 he directed "Il Ponte", a fiction short-movie, screenplayed by Francesco Tullio Altan, starring Carlo Mazzacurati and Valentina Fago. His last work, Che Guevara - The body and the legend (2007), was broadcast in 12 different countries. He works and lives in Paris.
Document 7: Nigeria: Among Christians, the Pew Research survey found that 74% were Protestant, 25% were Catholic, and 1% belonged to other Christian denominations, including a small Orthodox Christian community. In terms of Nigeria's major ethnic groups, the Hausa ethnic group (predominant in the north) was found to be 95% Muslim and 5% Christian, the Yoruba tribe (predominant in the west) was 55% Muslim, 35% Christian and 10% adherents of other religions, while the Igbos (predominant in the east) and the Ijaw (south) were 98% Christian, with 2% practising traditional religions. The middle belt of Nigeria contains the largest number of minority ethnic groups in Nigeria, who were found to be mostly Christians and members of traditional religions, with a small proportion of Muslims.
Document 8: Massimo Lonardi: Massimo Lonardi (Milano, 1953) is an Italian lutenist who actively performs as soloist as well as in several ensembles all over Europe.
Document 9: Wahbi al-Bouri: Wahbi El-Bouri was an accomplished writer and is considered by many to be the father of the short story genre in Libya. He also wrote essays and other works of non-fiction on history and politics. He also translated a number of books in Italian about Libya. After his death Dr El-Bouri continued to be a character of inspiration for many Libyans to learn from his lifetime experience in Public Service as he served his country for almost 85 years and the numerous books he left behind, in 2011 after the Libyan uprising his family published his biography “Memories of my life”. In Jan 2017 El- Bouri’s grandson Zeid Basyouni and the El-Bouri family announced the establishment of the El-Bouri Foundation to continue Wahbi El-Bouri’s legacy as manifest in his great generosity of spirit which remained his trait up and aims to encourage and support young minds in the field of Writing, Literature, Public Service and Leadership.
Document 10: Africa: Africans profess a wide variety of religious beliefs, and statistics on religious affiliation are difficult to come by since they are often a sensitive topic for governments with mixed religious populations. According to the World Book Encyclopedia, Islam is the largest religion in Africa, followed by Christianity. According to Encyclopædia Britannica, 45% of the population are Christians, 40% are Muslims, and 10% follow traditional religions. A small number of Africans are Hindu, Buddhist, Confucianist, Baha'i, or Jewish. There is also a minority of people in Africa who are irreligious.
Document 11: Massimo Baistrocchi: Massimo Baistrocchi (August 17, 1942 – January 22, 2012) was an Italian writer, artist, freelance journalist and diplomat who served as Italy's Ambassador to Namibia from 2001 to 2004, as well as Ambassador to Ghana, Togo, Nigeria, and Benin.
Document 12: Nigeria: Nigeria is often referred to as the "Giant of Africa", owing to its large population and economy. With approximately 182 million inhabitants, Nigeria is the most populous country in Africa and the seventh most populous country in the world. Nigeria has one of the largest populations of youth in the world. The country is viewed as a multinational state, as it is inhabited by over 500 ethnic groups, of which the three largest are the Hausa, Igbo and Yoruba; these ethnic groups speak over 500 different languages, and are identified with wide variety of cultures. The official language is English. Nigeria is divided roughly in half between Christians, who live mostly in the southern part of the country, and Muslims in the northern part. A minority of the population practise religions indigenous to Nigeria, such as those native to Igbo and Yoruba peoples.
Document 13: Nigeria: Nigeria is a religiously diverse society, with Islam and Christianity being the most widely professed religions. Nigerians are nearly equally divided into Christians and Muslims, with a tiny minority of adherents of Animism and other religions. According to one recent estimate, over 40% of Nigeria's population adheres to Islam (mainly Sunni, other branches are also present). Christianity is practised by 58% of the population (among them 74% are Protestant, 25% Roman Catholic, 1% other Christian). Adherents of Animism and other religions collectively represent 1.4% of the population.
Document 14: Nigeria: Nigeria is often referred to as the ``Giant of Africa '', owing to its large population and economy. With 186 million inhabitants, Nigeria is the most populous country in Africa and the seventh most populous country in the world. Nigeria has the third - largest youth population in the world, after India and China, with more than 90 million of its population under age 18. The country is viewed as a multinational state as it is inhabited by over 500 ethnic groups, of which the three largest are the Hausa, Igbo and Yoruba; these ethnic groups speak over 500 different languages and are identified with a wide variety of cultures. The official language is English. Nigeria is divided roughly in half between Christians, who live mostly in the southern part of the country, and Muslims, who live mostly in the north. A minority of the population practise religions indigenous to Nigeria, such as those native to the Igbo and Yoruba ethnicities.
Document 15: Nigeria: According to a 2001 report from The World Factbook by CIA, about 50% of Nigeria's population is Muslim, 40% are Christians and 10% adhere to local religions. But in some recent report, the Christian population is now sightly larger than the Muslim population. An 18 December 2012 report on religion and public life by the Pew Research Center stated that in 2010, 49.3 percent of Nigeria's population was Christian, 48.8 percent was Muslim, and 1.9 percent were followers of indigenous and other religions, or unaffiliated. Additionally, the 2010s census of Association of Religion Data Archives has reported that 46.5 percent of the total population is Christian, slightly bigger than the Muslim population of 45.5 percent, and that 7.7 percent are members of other religious groups.
ground_truth: 58%
sub_queries: In which country did Massimo Baistrocchi live? Answer: Nigeria
How much of Nigeria 's population is Christian? Answer: 58%