In this task, you're given passages that contain mentions of the quantity of a particular object and are supposed to find out the answer for a given question. Craft one correct answer to the question given in input. Make sure your correct answer is consistent with the context, and properly gives the exact number relating to the query.
In your answer, use as few words as possible from the given context. To be less repetitive, please vary your language for each question.

Sentence: Notre Dame rose to national prominence in the early 1900s for its Fighting Irish football team, especially under the guidance of the legendary coach Knute Rockne. The university's athletic teams are members of the NCAA Division I and are known collectively as the Fighting Irish. The football team, an Independent, has accumulated eleven consensus national championships, seven Heisman Trophy winners, 62 members in the College Football Hall of Fame and 13 members in the Pro Football Hall of Fame and is considered one of the most famed and successful college football teams in history. Other ND teams, chiefly in the Atlantic Coast Conference, have accumulated 16 national championships. The Notre Dame Victory March is often regarded as the most famous and recognizable collegiate fight song.
Question: There were multiple students from Notre Dame who entered the Pro Football Hall of Fame, how many?
13

Sentence: Starting in 1236, the Mongol prince Kublai, who later ruled as Khagan from 12601294, was granted a large appanage in North China by his superior, Ogedei Khan. Karma Pakshi, 2nd Karmapa Lama (12031283)the head lama of the Karma Kagyu lineage of Tibetan Buddhismrejected Kublai's invitation, so instead Kublai invited Drogon Chogyal Phagpa (12351280), successor and nephew of Sakya Pandita, who came to his court in 1253. Kublai instituted a unique relationship with the Phagpa lama, which recognized Kublai as a superior sovereign in political affairs and the Phagpa lama as the senior instructor to Kublai in religious affairs. Kublai also made Drogon Chogyal Phagpa the director of the government agency known as the Bureau of Buddhist and Tibetan Affairs and the ruling priest-king of Tibet, which comprised thirteen different states ruled by myriarchies.
Question: How many states were ruled by myriarchies?
thirteen

Sentence: Her fourth studio album 4 was released on June 28, 2011 in the US. 4 sold 310,000 copies in its first week and debuted atop the Billboard 200 chart, giving Beyonce her fourth consecutive number-one album in the US. The album was preceded by two of its singles "Run the World (Girls)" and "Best Thing I Never Had", which both attained moderate success. The fourth single "Love on Top" was a commercial success in the US. 4 also produced four other singles; "Party", "Countdown", "I Care" and "End of Time". "Eat, Play, Love", a cover story written by Beyonce for Essence that detailed her 2010 career break, won her a writing award from the New York Association of Black Journalists. In late 2011, she took the stage at New York's Roseland Ballroom for four nights of special performances: the 4 Intimate Nights with Beyonce concerts saw the performance of her 4 album to a standing room only.
Question: How many copies did the album sell in its first week?
310,000 copies