Codecademy: Codeyear Tally race times

//sample solution

var raceTimes = [12.2,11.8,12.5,10.9,11.1];
var totalTime = 0;
for ( i = 0; i < raceTimes.length; i++ ) {
  totalTime = totalTime + raceTimes[i];
}
var averageTime = totalTime/raceTimes.length;
console.log(averageTime);