{
        this.innerEQT_ += contributionToEQT(this.range_, sortedTasks[i]);
      }
    }

    /**
     * @returns the EQT for this window.
     */
    get getEQT() {
      let firstTaskEQT = 0;
      if (this.firstTaskIndex_ < this.sortedTasks_.length) {
        firstTaskEQT = contributionToEQT(this.range_,
            this.sortedTasks_[this.firstTaskIndex_]);
      }
      let lastTaskEQT = 0;
      if (this.firstTaskIndex_ < this.lastTaskIndex_) {
        lastTaskEQT = contributionToEQT(this.range_,
    