Question: What was the 2014 population of the city that's the home of the singer in Hitmixes?

full_context: Document 1: New York City: The City of New York, often called New York City or simply New York, is the most populous city in the United States. With an estimated 2017 population of 8,622,698 distributed over a land area of about 302.6 square miles (784 km), New York City is also the most densely populated major city in the United States. Located at the southern tip of the state of New York, the city is the center of the New York metropolitan area, the largest metropolitan area in the world by urban landmass and one of the world's most populous metacities, with an estimated 20.3 million people in its 2017 Metropolitan Statistical Area and 23.7 million residents in its Combined Statistical Area. A global power city, New York City has been described as the cultural, financial, and media capital of the world, and exerts a significant impact upon commerce, entertainment, research, technology, education, politics, tourism, and sports. The city's fast pace defines the term New York minute. Home to the headquarters of the United Nations, New York is an important center for international diplomacy.
Document 2: New York City: Approximately 37% of the city's population is foreign born. In New York, no single country or region of origin dominates. The ten largest sources of foreign-born individuals in the city as of 2011 were the Dominican Republic, China, Mexico, Guyana, Jamaica, Ecuador, Haiti, India, Russia, and Trinidad and Tobago, while the Bangladeshi immigrant population has since become one of the fastest growing in the city, counting over 74,000 by 2013.
Document 3: Lady Gaga: In 2009, Gaga spent a record 150 weeks on the UK Singles Chart and became the most downloaded female act in a year in the US, with 11.1 million downloads sold, earning an entry in the "Guinness Book of World Records". "The Fame" and "The Fame Monster" together have since sold more than 15 million copies worldwide. This success allowed Gaga to start her second worldwide concert tour, The Monster Ball Tour, and release "The Remix", her final record with Cherrytree Records and among the best-selling remix albums of all time. The Monster Ball Tour ran from November 2009 to May 2011 and grossed $227.4 million, making it the highest-grossing concert tour for a debut headlining artist. Concerts performed at Madison Square Garden in New York City were filmed for an HBO television special, "". Gaga also performed songs from her albums at the 2009 Royal Variety Performance, the 52nd Annual Grammy Awards, and the 2010 BRIT Awards. Before Michael Jackson's death, Gaga was set to take part in his canceled This Is It concert series at the O Arena in the UK.
Document 4: Madonna (entertainer): Madonna embarked on the Confessions Tour in May 2006, which had a global audience of 1.2 million and grossed over $193.7 million, becoming the highest-grossing tour to that date for a female artist. Madonna used religious symbols, such as the crucifix and Crown of Thorns, in the performance of "Live to Tell". It caused the Russian Orthodox Church and the Federation of Jewish Communities of Russia to urge all their members to boycott her concert. At the same time, the International Federation of the Phonographic Industry (IFPI) announced officially that Madonna had sold over 200 million copies for her albums alone worldwide.
Document 5: The Remixes (Dannii Minogue album): The Remixes is a double-disc remixes compilation album by Australian pop–dance singer Dannii Minogue. It was released by Mushroom Records on 3 November 1998 in Australia. Since the compilation was a budget release, it was ineligible to chart on the Australian albums chart.
Document 6: Beyoncé: Beyoncé embarked on The Mrs. Carter Show World Tour on April 15 in Belgrade, Serbia; the tour included 132 dates that ran through to March 2014. It became the most successful tour of her career and one of the most-successful tours of all time. In May, Beyoncé's cover of Amy Winehouse's "Back to Black" with André 3000 on The Great Gatsby soundtrack was released. She was also honorary chair of the 2013 Met Gala. Beyoncé voiced Queen Tara in the 3D CGI animated film, Epic, released by 20th Century Fox on May 24, and recorded an original song for the film, "Rise Up", co-written with Sia.
Document 7: Ayu-mi-x: Ayu-mi-x (stylized as ayu-mi-x) is the first remix album by Japanese musician Ayumi Hamasaki. It was released on March 17, 1999 to promote A Song for ××. Ayu-mi-x remix album contains 2 discs. Disc 1 is the Remix Club Side which contains dance remixes. Disc 2 is the Acoustic Orchestra Side which contains orchestral remixes and 3 dub mixes.
Document 8: Born This Way: The Collection: Born This Way: The Collection is the third compilation album by American singer Lady Gaga, released on November 18, 2011, by Interscope Records. The three-disc set includes her second studio album "Born This Way", the remix album "", and the DVD "". Photographer Nick Knight shot the cover of the release, which showed Gaga wearing a dress made of slime by designer Bart Hess. The box set was enclosed as a digipak with new booklets. The release received positive feedback from reviewers, but had minor commercial success, only entering charts in Greece, Italy, and South Korea.
Document 9: Get Ready for This: In 2013, American DJ/producer Steve Aoki released a remix of "Get Ready for This" on Byte Records as part of a forthcoming 2 Unlimited greatest hits album. The Rap and Orchestral mixes featured on the original "Get Ready for This" single were also included.
Document 10: New York City: In 2014, the city had an estimated population density of 27,858 people per square mile (10,756/km²), rendering it the most densely populated of all municipalities housing over 100,000 residents in the United States; however, several small cities (of fewer than 100,000) in adjacent Hudson County, New Jersey are more dense overall, as per the 2000 Census. Geographically co-extensive with New York County, the borough of Manhattan's population density of 71,672 people per square mile (27,673/km²) makes it the highest of any county in the United States and higher than the density of any individual American city.
Document 11: Hitmixes: Hitmixes is the second extended play (EP) by American singer Lady Gaga, released on August 25, 2009. Featuring remixes of songs from Gaga's debut album, The Fame (2008), the album was only released in Canada, by Universal Music Canada. Hitmixes features mixes from various musicians, including RedOne and Space Cowboy, who previously worked with Gaga. The EP hosts 1980s-influenced and house remixes. Hitmixes received positive reviews from the Calgary Herald and Blare Magazine, and peaked at number eight on the Canadian Albums Chart.
Document 12: New York City: The City of New York, often called New York City (NYC) or simply New York, is the most populous city in the United States. With an estimated 2017 population of 8,622,698 distributed over a land area of about 302.6 square miles (784 km), New York City is also the most densely populated major city in the United States. Located at the southern tip of the state of New York, the city is the center of the New York metropolitan area, the largest metropolitan area in the world by urban landmass and one of the world's most populous megacities, with an estimated 20,320,876 people in its 2017 Metropolitan Statistical Area and 23,876,155 residents in its Combined Statistical Area. A global power city, New York City has been described as the cultural, financial, and media capital of the world, and exerts a significant impact upon commerce, entertainment, research, technology, education, politics, tourism, and sports. The city's fast pace defines the term New York minute. Home to the headquarters of the United Nations, New York is an important center for international diplomacy.
Document 13: New York City: New York City is the most-populous city in the United States, with an estimated record high of 8,491,079 residents as of 2014, incorporating more immigration into the city than outmigration since the 2010 United States Census. More than twice as many people live in New York City as in the second-most populous U.S. city (Los Angeles), and within a smaller area. New York City gained more residents between April 2010 and July 2014 (316,000) than any other U.S. city. New York City's population amounts to about 40% of New York State's population and a similar percentage of the New York metropolitan area population.
Document 14: Madonna (entertainer): Madonna also began work on her thirteenth studio album, with collaborators including Avicii, Diplo and Natalia Kills. In December 2014, thirteen demos recorded for the album leaked onto the Internet. She posted in response that half of the tracks would not be used on the final release, while the other half had "changed and evolved". The album, titled Rebel Heart, was released on March 10, 2015. From September 2015, she embarked on the Rebel Heart Tour to promote the album; the tour ended in March 2016 and traveled throughout North America, Europe and Asia and was the singer's first visit to Australia in 23 years, where she also performed a one-off show for her fans. It grossed a total of $169.8 million from the 82 shows, with over 1.045 million ticket sales. While on tour Madonna became embroiled in a legal battle with Ritchie, over the custody of her son Rocco. The dispute started when Rocco decided to continue living at England with Ritchie when the Rebel Heart Tour had visited there, while Madonna wanted him to return with her. Court hearings took place in both New York and London, and after multiple deliberations, Madonna decided to withdraw her application for custody, and appealed for a mutual discussion between herself and Ritchie about Rocco.
Document 15: Madonna (entertainer): Having sold more than 300 million records worldwide, Madonna is recognized as the best-selling female recording artist of all time by Guinness World Records. The Recording Industry Association of America (RIAA) listed her as the best-selling female rock artist of the 20th century and the second best-selling female artist in the United States, with 64.5 million certified albums. According to Billboard, Madonna is the highest-grossing solo touring artist of all time, earning US $1.31 billion from her concerts since 1990. She was ranked at number two, behind only The Beatles, on the Billboard Hot 100 All-Time Top Artists, making her the most successful solo artist in the history of American singles chart. Madonna became one of the five founding members of the UK Music Hall of Fame and was inducted into the Rock and Roll Hall of Fame in her first year of eligibility.
ground_truth: 8,491,079
sub_queries: who is the singer in Hitmixes? Answer: Lady Gaga
What is the home city of Lady Gaga ? Answer: New York City
What was the population of New York City in 2014? Answer: 8,491,079