“There is very strong demand for props and pistons–the [Pilatus] PC-12, Socata, Cirrus, with around 2,000 aircraft active in Europe. There has been a 16 percent compound annual growth rate over the past 10 years, which is really impressive,” said Richard Koe, whose company WingX provides statistics on and analysis of the market WingX figures show that the PC-12 is by far the most common …