docs: @Override
  	public CommerceCountry fetchByG_B_A_Last(long groupId,
  		boolean billingAllowed, boolean active,
  		OrderByComparator<CommerceCountry> orderByComparator) {
  		int count = countByG_B_A(groupId, billingAllowed, active);
  
  		if (count == 0) {
  			return null;
  		}
  
  		List<CommerceCountry> list = findByG_B_A(groupId, billingAllowed,
  				active, count - 1, count, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}