The regs on the days off in 135.??? is 13 days(24 hours) in a yearly quarter.Which would suck.the monthly avg vary widely.Sometimes you fly 30 hrs and the next month 75 hrs.Your gonna have a good year if you get close to 500hrs.Which a few FO's will do this year.The contracts are 1 year for Fo. & 2 year capt contract,niether is prorated.