12% a year boys and girls.... The Global Semiconductor Foundry market will grow at a CAGR of 12% to 2018
There are several drivers in the Global Semiconductor Foundry market, of which one of the major drivers is the rising demand for smartphones and tablets. The main reason for the growth in the demand for these devices is their increasing adoption in emerging markets. This rising demand has subsequently created demand for semiconductor wafers, thus driving the growth of the market.
https://www.businesswire.com/news/home/20140715005967/en/Research-Markets-Global-Semiconductor-Foundry-Market-2014-2018#.U8mwHrEtuZE