/**
  * @return Pap_Stats_Data_Commission
  */
 public function getCommission() {
     if ($this->commission == null) {
         $computer = new Pap_Stats_Computer_Transactions($this->params, Pap_Common_Constants::TYPE_CPM);
         $this->commission = $computer->getCommissions();
     }
     return $this->commission;
 }
 /**
  * @return Pap_Stats_Data_Commission
  */
 public function getCommission() {
     $this->init();
     return $this->computer->getCommissions();
 }