. >> good morning, lieutenant luke martin, traffic company. so to address that question. the classes are generally two sergeants to 12 officers. because of the nature of the training that goes on for that class we can't really have more than that. >> supervisor fewer: i know, it's pretty expensive. >> yes, it's a two-month-long training course. >> supervisor fewer: my husband broke his leg on that eliminator. so we know. >> typically we get about a 80% graduation rate. >> supervisor fewer: so that in three years you haven't had a new class and you had mentioned that you had some very serious injuries that people are unable to resume on the motorcycles, is that correct? >> correct. so of the current 39 riding officers that we have, two are going to be out for undetermined amount of time. >> that's where we get -- (indiscernible). >> supervisor fewer: right now you have 37 city-wide right now? okay. and are these deployed to the six stations? >> no, they're all assigned to the traffic unit. >> supervisor fewer: okay. >> they're split between day watch unit, and night watch.