However, monthly sales for 2014 peaked in October, decreasing by 10% in November due to cautious inventory adjustment actions taken by some of its customers. TSMC's revenue for 2014 saw growth of 28% over the previous year, while TSMC forecasted that revenue for 2015 would grow by 15 to 20 percent from 2014, thanks to strong demand for its 20 nm process, new 16 nm FinFET process technology as well as continuing demand for 28 nm, and demand for less advanced chip fabrication in its 200mm fabs.