Question: Tobago Express operated as a sister airline of a state-owned airline that employs more than how many people?

Context paragraphs:
Trinidad and Tobago Airline Pilots Association: The Trinidad and Tobago Airline Pilots Association is a trade union in Trinidad and Tobago with members in the former BWIA and Tobago Express, now Caribbean Airlines.

Tobago Express: Tobago Express was a scheduled passenger airline based in Trinidad and Tobago.  It operated as a sister airline of Caribbean Airlines.  Caribbean Airlines is now the main airline which operates the essential "air-bridge" between the Arthur Napoleon Raymond Robinson International Airport (formerly Crown Point Airport) located in Tobago and Piarco International Airport located in Trinidad.

South African Express: South African Express Airways SOC Ltd, known as South African Express or simply SA Express, is a state-owned airline based in South Africa that started operations on 24 April 1994.  Although the airline is operationally independent of South African Airways, its flights are incorporated within the strategic alliance with South African Airways.  The airline has its head office at Airways Park, Jones Road, next to O.R. Tambo International Airport in Kempton Park, Ekurhuleni, Gauteng.

Channel Air Bridge: Channel Air Bridge was a private British independent airline specialising in cross-Channel vehicle-cum-passenger ferry services.  Freddie Laker started Channel Air Bridge as a sister airline of Air Charter on a provisional basis in 1954.  Operations commenced in 1955.  In 1958, Channel Air bridge took over Air Charter's vehicle ferry services.  In 1959, both Channel Air Bridge and its sister airline Air Charter became part of the Airwork group.  In 1960, Airwork joined with Hunting-Clan to form British United Airways (BUA).  In 1962, BUA reorganised its vehicle ferry operations by merging Channel Air Bridge with Silver City Airways.  This resulted in the creation of British United Air Ferries in 1963.

Afriqiyah Airways: Afriqiyah Airways (Arabic: الخطوط الجوية الأفريقية‎ ‎ "Al-Khuṭūṭ al-Jawwiyyah al-Afrīqiyyah") is a state-owned airline based in Tripoli, Libya.  Before the 17th of February 2011 revolution it operated domestic services between Tripoli and Benghazi, and international scheduled services to over 25 countries in Europe, Africa, Asia and the Middle East; since the end of the war, it has been rebuilding its business.  Afriqiyah Airways' main base is Tripoli International Airport, and the airline is a member of the Arab Air Carriers Organization.

Eurasia Aviation Corporation: Eurasia Aviation Corporation () was a Chinese airline headquartered in Shanghai.  The company was Sino-German.  Eurasia, classified as a state-owned airline by the Ministry of Communications of China, operated the Junkers W33 and, later, the three-engined Junkers Ju-52. The main fleet base was Hong Kong.  When the Japanese began occupying portions of China in the late 1930s, the airline encountered difficulty.

OLT Express: OLT Express Poland (ICOA: YAP) was a Polish charter airline, formally known as Yes Airways.  On 31 July 2012 it suspended all charter services, less than a week after the scheduled sister airline OLT Express Regional cancelled all its services.  Stranded customers were returned home on LOT services.  All leased aircraft were repossessed by lessors, and even some wet lease pilots were released back to their employer airlines.  Its sister airline, OLT Express Regional (ICOA: JEA), filed for bankruptcy on 27 July 2012 after its licence was suspended by the Polish Aviation Authority.

Caribbean Airlines: Caribbean Airlines Limited is the state-owned airline and flag carrier of Trinidad and Tobago.  Headquartered in Iere House in Piarco, the airline operates flights to the Caribbean, North America, Central America and South America from its base at Piarco International Airport.  Presently Caribbean Airlines employs more than 1,700 people and is the largest airline in the Caribbean.

Trinidad Express Newspapers: The Trinidad and Tobago Express (and the Sunday Express) is one of three daily newspapers in Trinidad and Tobago.  The "Express" is published by the Caribbean Communications Network (CCN) and is headquartered on Independence Square in Port of Spain.  The newspaper commenced operations on 6 June 1967.  The website for the "Trinidad and Tobago Express" was first registered in 1997 and launched subsequently very soon thereafter.

Trinidad and Tobago Newsday: Trinidad and Tobago Newsday is a daily newspaper in Trinidad and Tobago.  "Newsday" is the newest of the three daily papers after the "Trinidad and Tobago Guardian" and the "Trinidad and Tobago Express" respectively.  The newspaper was founded in 1993 by Daniel Chookolingo), Therese Mills became the first editor-in-chief she was the former editor-in-chief of the "Guardian".  "Newsday" bills itself as "The People's Newspaper".

Supporting paragraphs: Tobago Express Caribbean Airlines
Answer: 1,700