Airlines of this Region are numerous and diverse, as will be noted in the report herein. Especially in the South American Sub-Region, Boeing 727s and 737s are prolific. Guiyana Airways launched jetliner service in October 1980 with a B-737, obtained on a long-term wet lease from Maersk Air of Denmark; TAME, the main domestic carrier of Ecuador, operates this B-727 from Quito, at 9,300 feet in altitude, to the port city of Guayaquil daily; Ladeco, operating four B-737s, is based in Santiago, Chile, and is the largest passenger carrier in that State.