Sabiha Gökçen International Airport, which is the 2nd airport in Istanbul, was built in Pendik. The basis of the airport was laid in February 1998 and finished in January 2001, with a total cost of 550 million American dollars. The airport is operated by Malaysia Airports Holdings Berhad (MAHB). Operations, cargos and safety processes are operated by the İstanbul Sabiha Gökçen Uluslararası Havalimanı Yatırım Yapım ve İşletme A.Ş., whose shortened name is ISG. In 2017, Sabiha Gökçen Airport, which hosted 31.385.841 passengers, 219.656 planes and 50.868 tons of cargo, is the second busiest airport in Turkey. It was chosen as the 29th best airport in the World, with a score of 7.93 out of 10, in a survey that was made by Airhelp.com, that included more than 40 thousand passengers from more than 40 countries.