WT Microelectronics (TWSE : 3036) today announced its unaudited monthly sales for December 2013 totaled NT$7.809 billion, a decrease of 2.10% from November 2013 and an increase of 17.21% over December 2012. Aggregated sales for the fourth quarter 2013 reached NT$23.450 billion, an increase of 0.76% from the third quarter 2013 and an increase of 14.56% over fourth quarter 2012. Aggregated sales from July through December 2013 reached NT$ 46.724 billion, an increase of 13.87% over sales from January through June 2013. Sales for January through December 2013 totaled NT$87.759 billion, an increase of 9.22% compared to the same period in 2012.