How many passengers did the only other base for Ishtar Airlines, other than Baghdad International Airport, serve in 2016?
Ishtar Airlines: Ishtar Airlines (Arabic: عشتار ايرلاينز‎ ‎ ) was an airline based in Dubai, United Arab Emirates, although it was a private Iraqi airline operating scheduled passenger services, its main bases were its only destinations, Baghdad International Airport and Dubai International Airport. Dubai International Airport:  In 2016, DXB handled 83.6 million passengers, 2.59 million tonnes of cargo and registered 418,220 aircraft movements.
83.6 million