Worldwide sales of semiconductors increased in July, growing to $20.6 billion, an increase of 2.2 percent over July 2006 and an increase of 3.2 percent from June of this year, the Semiconductor Industry Association (SIA) reported. In July 2006 global microchip sales were $20.1 billion, and in June 2007 total sales amounted to $20 billion. Growth was mainly attributable to increases in sales of microprocessors, MOS logic devices, and NAND flash memory products.