Question: The MV Kooringa was built by a company formed by a group of businessmen in what year?

Context paragraphs:
MV Greenpeace: The MV "Greenpeace (formerly (1959–1977) and since 2002 known as the Elbe") was a Greenpeace ship built in 1959 as an oceangoing tug/salvage vessel.  She was purchased by Greenpeace in 1985 from the Maryland Pilotage Company, the vessel then being named MV Maryland, and transferred back to the Netherlands to be refitted with modern equipment before being recommissioned.  (She took over from the first "Rainbow Warrior", which had been sunk in 1985 by French commandos.  In 2001 she was replaced by the MV "Esperanza".

Phoenix Venture Holdings: Phoenix Venture Holdings (PVH), also known as the Phoenix Consortium, was a British company formed by four businessmen (John Towers, Peter Beale, Nick Stephenson and John Edwards).  Following BMW's break-up of the Rover Group a financially complex deal involving a £500 million "dowry payment" from BMW, resulted in PVH purchasing the Rover marque in May 2000 for the notional sum of £10, relaunching the car company as MG Rover.  MG Rover and related companies placed themselves in administration on 8 April 2005.

MV Trepanier: MV "Trepanier" was a ferry that operated between the communities of Naramata and Summerland on Okanagan Lake in British Columbia, Canada.  "Trepanier" was added to the Okanagan Lake Boat Company's fleet in 1912.  The company's owner, Peter Roe, operated her and the earlier MV "Skookum" with his brothers, Fred and Gerald.  "Trepanier" was purchased by Captain J. A. Noyes and his brother, I. R. Noyes, and used for pleasure trips until November 1913, when the larger MV "Skookum", built in 1912 and not to be confused with the "Skookum" mentioned earlier, collided with the Canadian Pacific Railway company-operated SS "Castlegar" and sank.  Although "Trepanier" was smaller than "Skookum", she was used as a replacement and began regular ferry service soon after the crash.

MV Kungsholm (1965): MV Kungsholm was built in 1966 by the John Brown & Company shipyard in Clydebank, Scotland as a combined ocean liner / cruise ship for the Swedish American Line.  She was later rebuilt as a full-time cruise ship.  She also sailed under the names MV "Sea Princess, MV "Victoria, MV Oceanic II.  and MV Mona Lisa as a cruise ship owned by Leonardo Shipping and operated under charter by Lord Nelson Seereisen . In September 2010 she was retired from service as she did not fulfill requirements to SOLAS 2010 and her charter with Lord Nelson Seereisen had ended.  She was bought by the Korean Daewoo company and moved to Duqm, Oman, where she operated under the name Veronica as floating hotel until October 2013.  She was then laid up for two years until sold to ship breakers in Alang, India in late 2015.  Scrapping took place the following year in May, 2016.

MV Pentalina-B: MV "Pentalina-B was a fast and extremely versatile ferry operated on a variety of Scottish routes.  Launched in 1970 as MV "Iona, she was the first drive-through roll-on/roll-off ferry built for the David MacBrayne Ltd fleet.  She was the first ship in the company's history to have bridge-controlled engines and geared transmission, rather than direct drive.  She enjoyed a far-flung career and inaugurated more endloading linkspans than the rest of the fleet put together.  Purchased by Pentland Ferries in 1997, she was renamed MV "Pentalina-B" and operated across the Pentland Firth until the arrival of their new vessel.  In 2009, she was sold to a Cape Verde owner.

Adelaide Steamship Company: The Adelaide Steamship Company was formed by a group of South Australian businessmen in 1875.  Their aim was to control the transport of goods between Adelaide and Melbourne and profit from the need for an efficient and comfortable passenger service.  For the first 100 years of its life, the main activities of the company were conventional shipping operations on the Australian coast, primary products, consumer cargoes and extensive passenger services.

MV Cape Vincent (T-AKR-9666): MV "Cape Vincent" (T-AKR-9666) was built as MV "Marzario Italia in 1984 at Italcantieri S.P. A., Italy.  After launch, it was delivered to CMB Italy after which it was briefly renamed MV "Taabo Italia.  She was acquired on 13 May 1993, by the US Department of Transportation, Maritime Administration and renamed MV "Cape Vincent", 1 February 1994, assigned to the Maritime Administration's Ready Reserve Force.  "Cape Vincent" is operated by Keystone Shipping Company Inc.  When activated "Cape Vincent" is one of the Maritime Administration's 31 Roll-on/Roll-off Reserve Force Ships assigned to the US Navy's Military Sealift Command (MSC) Sealift Program Office.  "Cape Vincent" is nested at the National Defense Reserve Fleet, Beaumont, TX.  in ROS-5 status, with a 10-man maintenance crew on board.

MV Agusta: MV Agusta, originally Meccanica Verghera Agusta, is a motorcycle manufacturer founded on 12 February 1945 near Milan in Cascina Costa, Italy.  The company began as an offshoot of the Agusta aviation company formed by Count Giovanni Agusta in 1923.  The Count died in 1927, leaving the company in the hands of his wife and sons, Domenico, Vincenzo, Mario and Corrado.  Count Vincenzo Agusta together with his brother Domenico formed MV Agusta at the end of the Second World War as a means of saving the jobs of employees of the Agusta firm and also to fill the post-war need for cheap, efficient transportation.  The acronym MV stands for "Meccanica" (mechanics) "Verghera", the hamlet where the first MVs were made.  The company manufactured small-displacement, café racer-style motorcycles (mostly 125 to 150 cc) through the 1950s and 1960s.  In the 1960s, small motorcycle sales declined, and MV started producing larger displacement cycles in more limited quantities.  A 250 cc, and later a 350 cc twin were produced, and a 600 cc four-cylinder evolved into a 750 cc.

Ferguson Marine Engineering: Ferguson Marine Engineering Ltd is a shipyard located in Port Glasgow on the River Clyde in Scotland.  It is the last remaining shipbuilder on the lower Clyde, and is currently the only builder of merchant ships on the river - the company's mainstay has long been Roll-on/roll-off ferries, primarily for Caledonian MacBrayne, the largest of which is the Oban-Castlebay ferry MV "Isle of Lewis", which is also Ferguson's largest product ever built.  Ferguson's also built three of the world's first roll-on/roll-off Hybrid powered Car ferries MV Catriona, MV Hallaig and MV Lochinvar.  Ferguson's has built over 360 ships.

MV Kooringa: MV Kooringa was the world's first fully cellular purpose-built container ship and was built by Australian company, Associated Steamships Pty. Ltd. in partnership with McIlwraith, McEacharn & Co and commissioned in May 1964.  It was built at the New South Wales State Dockyard at Dykes Point, Newcastle as a "custom-designed cellular container ship to handle 20-ton containers".

Supporting paragraphs: MV Kooringa Adelaide Steamship Company
Answer: 1875