Conklin & de Decker released the 2014 version of its Life Cycle Cost aircraft budgeting and financial analysis tool, which includes ownership and operating cost data for more than 400 business jets, turboprops, helicopters and piston aircraft. Specifically, it shows aircraft acquisition costs, operating costs, taxes and final residual values. According to Conklin, database prices are $795 for jets, $625 for turboprops or helicopters and $475 for pistons. A single-aircraft version is also available for $250 per aircraft.