Air Mauritius was set up in  1967 (1967-) .
 The airline had no aircraft at the beginning, and in  1972 (1972-) , Air India started flying the Port Louis–Bombay–Port Louis run on Air Mauritius' behalf using Boeing 707 aircraft; this was Air Mauritius' first route.
Port Louis (French: "Port-Louis" , Mauritian Creole: "Porlwi") is the capital city of Mauritius, located in the Port Louis District, the western part also lies in the Black River District.
 Port Louis is the country's economic, cultural, political centre and most populous city.
 It is administered by the Municipal City Council of Port Louis.
 According to the 2012 census conducted by Statistics Mauritius, the population was 149,194.
Curepipe also known as "La Ville-Lumière" (The City of Light), is a town in Mauritius, located in the Plaines Wilhems District, the eastern part also lies in the Moka District.
 The town is administered by the Municipal Council of Curepipe.
 Curepipe lies at a higher elevation, often referred to as the "Central Plateau".
 According to the census made by Statistics Mauritius in 2015, the population of the town was at 79,014.
Quatre Bornes also known as "La Ville des Fleurs" (The City of Flowers), is a town in Mauritius, located in the Plaines Wilhems District, the western part also lies in the Rivière Noire District.
 The town is administered by the Municipal Council of Quatre Bornes.
 Situated between the towns of Beau-Bassin Rose-Hill and Vacoas-Phoenix, Quatre Bornes is linked by roads to the north, east, south and west of Mauritius.
 According to the census made by Statistics Mauritius in 2015, the population of the town was at 77,505.
Petit Bel Air is a small village about 2 km north of Mahebourg in south-eastern Mauritius.
 The population of the village is approximately 1000.
Air Mauritius Limited, operating as Air Mauritius, is the flag carrier airline of Mauritius.
 The airline is headquartered at the "Air Mauritius Centre" in Port Louis, Mauritius.
 Its main hub is Sir Seewoosagur Ramgoolam International Airport.
 The company is the fourth largest carrier in Sub-Saharan Africa, and has an important standing in the European, African, and Indian Ocean region markets; the airline won the “2011 Indian Ocean Leading Airline Prize”, making it the seventh year in a row for it to win the award.
Bel Air Rivière Sèche, more often referred to simply as Bel Air, is a village in the Flacq district of Mauritius.
 The village is administered by the Bel Air Rivière Sèche Village Council under the aegis of the Flacq District Council.
 According to the census made by Statistics Mauritius in 2011, the population was at 17,605.
Rivière Noire is a district of Mauritius on the western side of the island.
 Its name Rivière Noire translates to Black River.
 This region receives less rainfall than the others.
 The district has an area of 259 sqkm and the population estimate was 80,939 as of 31 December 2015.
 It is the third largest District of Mauritius in area, but the smallest in terms of population.
 The district is mostly rural, it also include the western part of the city of Port Louis and western part of Quatre Bornes.
The Vanilla Alliance (French: "Alliance Vanille" ) is an airline alliance formed in September 2015 to improve air connectivity within the Indian Ocean region by strengthening cooperation between the airlines of Indian Ocean Commission members.
 Ultimately, the alliance wishes to increase tourism, trade, and business ties in the region.
 The founding members are Air Austral, Air Madagascar, Air Mauritius, Air Seychelles and Int'Air Îles.
Sir Seewoosagur Ramgoolam International Airport (IATA: MRU, ICAO: FIMP) is the main international airport in Mauritius.
 It is located 26 nmi southeast of the capital city of Port Louis.
 The airport was previously known as the "Plaisance Airport" and has direct flights to several destinations in Africa, Asia, Europe and is home to the country's national airline Air Mauritius.
 Airports of Mauritius Co. Ltd (AML) is the owner and operator of the airport, the Government of Mauritius is the major shareholder of AML.

Question: What is the population in the city where Air Mauritius is headquartered?
Answer: 149,194