Number of successful games - 10

Number of successful games - 50

Number of successful games - 100

Number of aircrafts sent off - 500

Number of aircrafts sent off - 100

Number of aircrafts sent off - 1000

Aircrafts repaired - 30

Aircrafts repaired - 100

Aircrafts repaired - 60

A380 landed - 20

A380 landed - 60

10 aircraft serviced in 30 sec

A380 landed - 100

15 aircrafts serviced in 30 sec

15 slots are taken at the same time

20 slots are taken at the same time

18 slots are taken at the same time

Making perfect choices of service types for 5 min in one game

Making perfect choices of service types for 10 min in one game

Survive 10 winters in one game

Making perfect choices of service types for 20 min in one game

Survived 10 nights in one game

Play one game for 20 min

Play one game for 40 min

Play one game for 30 min

Helicopters landed - 10

Helicopters landed - 50

Helicopters landed - 250