How to change pricing bulk discount display?

$minQties = array();
foreach($this->row->prices as $priceBis){
	$minQties[] = $priceBis->price_min_quantity;
}
foreach($minQties as $key => $minQty){
	if(isset($price->price_min_quantity) && empty($this->cart_product_price) && $this->params->get('per_unit',1)){
		if($price->price_min_quantity == $minQty){
			$key++;
			echo sprintf('%s - %s off = ',$price->price_min_quantity,$minQties[$key]);
		}
	}
}

echo '<span class="'.implode(' ',$classes).'">';
    if(isset($price->price_min_quantity) && empty($this->cart_product_price) && $this->params->get('per_unit',1)){
if($price->price_min_quantity>1){
      
    $minQties = array();
foreach($this->row->prices as $priceBis){
  $minQties[] = $priceBis->price_min_quantity;
}
foreach($minQties as $key => $minQty){
  if(isset($price->price_min_quantity) && empty($this->cart_product_price) && $this->params->get('per_unit',1)){
    if($price->price_min_quantity == $minQty){
      $key++;
      echo sprintf('%s - %s off = ',$price->price_min_quantity,$minQties[$key]);
    }
  }
}

if(isset($price->price_min_quantity) && empty($this->cart_product_price) && $this->params->get('per_unit',1)){
    if($price->price_min_quantity == $minQty){
      $key++;
      echo sprintf('%s - %s off = ',$price->price_min_quantity,$minQties[$key]);
    }
}

if(count($minQties) >= 1 && empty($this->cart_product_price) && $this->params->get('per_unit',1)){
    if($price->price_min_quantity == 0){
      $key++;
      echo sprintf('%s - %s off = ','1',$minQties[$key]);
    }
    elseif($price->price_min_quantity == $minQty || $price->price_min_quantity == 0){
      $key++;
      echo sprintf('%s - %s off = ',$price->price_min_quantity,$minQties[$key]);
    }else{
      echo sprintf('%s + = ',$price->price_min_quantity);
    }
}