mr. katsuyama? >> sir, can you repeat the question? >> is there subjective factors in determining which market to go to for the ones for the orders which are -- non -- let me get the ride word here. nonmarketable? >> sure. at times there are for example if there are -- if you're establishing a new price meaning that you will be the only person on the bid, bidding on an exchange that pays a high rebate since you're the only person on the bid, it is justifiable. it makes sense. if you're joining a queue that is very thick that has multiple exchanges represented and you choose to get at the end of the longest line, i would say that would be a conflict. >> would that be a subjective factor -- are there subjective factors in that determination? >> yes. it's based on what is currently on the bid which would primarily be determined by the stock. so there are factors where a broker looking to get a rebate isn't necessarily in conflict with their duty to their client. so it's conditional, based on the -- con