Suzie is the manager for Campus Pizza. She wanted to inform all the drivers how many of the customers gave at least a minimum tip of​ $2 for a pizza delivery. Campus Pizza sent out 220 deliveries on Friday night. It was reported that when the pizza was delivered a tip of​ $2 or more was given to the driver in 198 of those deliveries. In what fractional part of the deliveries were the drivers given a tip of​ $2 or​ more?