Question: What was the population in 2011 of Casino, a town that lies on the banks of the Richmond River in Australia and was the location where Thomas George was educated at St. Mary's Primary and Marist Brothers College?

full_context: Document 1: Thomas George (Australian politician): Thomas George (born 1949) is an Australian politician and member of the New South Wales Legislative Assembly. Thomas George was educated at St Mary's Primary and Marist Brothers College in Casino. He has worked as a bank officer, a stock and station agent, a real estate agent and a publican. He is married to Deborah.
Document 2: George Day (Australian politician): George Day (29 October 1826 – 13 July 1906) was an Australian politician. He was born in the Hawkesbury River district of New South Wales on 29 October 1826. He was elected from 1874 to 1880 as a member of the New South Wales Legislative Assembly, for the electoral district of Hume, and elected from 1880 to 1889 for the electoral district of Albury. He then served from 1889 to 1906 in the New South Wales Legislative Council.
Document 3: Michael Coutts-Trotter: Michael Coutts-Trotter, an Australian public servant and is married to Tanya Plibersek MP, an Australian Labor Party politician and the federal Deputy Leader of the Opposition.
Document 4: Marie Bignold: Marie May Bignold (born 14 September 1927) is a former Australian politician. Born in Kiama, the daughter of solicitor Owen James Thomas and Sylvia May Reid, she studied law at the University of Sydney before being admitted as a solicitor in 1950. She married Justice Neal Bignold, a Judge of the Land and Environment Court of New South Wales, with whom she has one daughter, Alicia.
Document 5: Peter Anderson (politician): Peter Thomas Anderson (born 23 November 1947), a former Australian politician, was a member of the New South Wales Legislative Assembly representing Nepean between 1978 and 1981, Penrith between 1981 and 1988, and Liverpool between 1989 and 1995 for the Australian Labor Party. During his parliamentary career, Anderson held a range of portfolios including Minister for Health, Minister for Aboriginal Affairs, Minister for Youth and Community Services, Minister for Local Government, Minister for Corrective Services, Minister for Police and Emergency Services between 1981 and 1988.
Document 6: Rio Casino Resort: Rio Casino Resort (formerly known as Tusk Rio Casino Resort) is a casino and resort in Klerksdorp, South Africa. At 266330 sqft , it is one of the largest casinos in the Southern Hemisphere.
Document 7: The Richmond River Express Examiner: The Richmond River Express Examiner is a weekly newspaper published in Casino, New South Wales, Australia. It has been previously published as "The Richmond River Express", "The Richmond River Express and Casino Kyogle Advertiser" and "The Richmond River Express and Tweed Advertiser".
Document 8: Riverwind Casino: Riverwind Casino is a casino located in Norman, Oklahoma that opened in 2006. The 219000 sqft casino, owned and operated by the Chickasaw Nation is one of the largest in the state. In addition to the casino floor, the facility also has two restaurants, a lounge, a food court, several bars, valet parking and a 1500-seat theatre that hosts concerts. Riverwind also opened a 100-room adjoining hotel in February 2009. The casino is located in at the Interstate 35/State Highway 9 west junction.
Document 9: Bingara, New South Wales: Bingara (Aboriginal for 'creek') is a small town on the Gwydir River in Murchison County in the New England region of New South Wales, Australia. In 2011, Bingara had a population of 1,093 people. and is currently the administrative centre for the Gwydir Shire that was created in 2003. It has a culturally homogeneous population as residents are mostly of Anglo-Celtic background. Only 9.4% of the population is born overseas and 3.3% is of Aboriginal or Torres Strait Islander background. It is a popular site for retirement and hence has an old population, with 53.8% aged 55 years and over, compared to the national average of 26.4%. Bingara's socioeconomic status is comparatively lower than that of Australia. Bingara is one of the few places in Australia where diamonds have been found. The Gwydir River being a main highlight of the town is a main catchment of the Murray-Darling System.
Document 10: Moruya, New South Wales: Moruya is a town in New South Wales, Australia, situated on the Moruya River, on the far south coast situated on the Princes Highway 305 km south of Sydney and 175 km from Canberra. At the 2011 census, Moruya had a population of 2,531 people. The town relies predominantly on agriculture, aquaculture, and tourism. Moruya is administered by the Eurobodalla Shire council and the shire chambers are located in the town.
Document 11: Byron Bay, New South Wales: Byron Bay is a beachside town located in the far-northeastern corner of the state of New South Wales, Australia. It is located 772 km north of Sydney and 165 km south of Brisbane. Cape Byron, a headland adjacent to the town, is the easternmost point of mainland Australia. At the 2011 census , the town had a permanent population of 4,959. The town is in turn the nucleus of Byron Shire, which had 29,209 residents.
Document 12: Binnaway, New South Wales: Binnaway is a small town located on the Castlereagh River in central western New South Wales near the larger centre of Coonabarabran, which is about 35 kilometres to the north. In 2006, the town had a population of 495 people. The road linking these two towns closely follows the meandering Castlereagh River. There are many pleasant areas to stop beside the road and on the river banks to have a picnic. Binnaway is also located near the similarly sized small town of Mendooran. Following local government amalgamation, the town is now located in the Warrumbungle Shire Council area which is headquartered at Coonabarabran.
Document 13: Thomas Collins (Australian politician): Thomas Joseph "Tom" Collins (6 April 1884 – 15 April 1945) was an Australian politician and stock and station agent, born at Yass, New South Wales to storekeeper John Collins and Mary, née Hartigan. In 1902, having attended the local Catholic school, he enlisted in the 5th Battalion, Australian Commonwealth Horse, to fight in the Boer War. However, by the time Collins's unit arrived, the war had finished.
Document 14: Casino, New South Wales: Casino is a town in the Northern Rivers area of New South Wales, Australia, with a population of 9,629 people at the 2011 census . It lies on the banks of the Richmond River and is situated at the junction of the Bruxner Highway and the Summerland Way.
Document 15: George Weatherill (politician): George Weatherill (born 1936), often referred to as ″Bolshi-George″, was a former Australian politician and Deputy Leader of the South Australian Labor Party. From 1986 until 2000 he represented the Australian Labor Party in the South Australian Legislative Council.
ground_truth: 9,629