Tech-analytics firm IDC predicts that the tablet market will continue to boom in the next few years, while shipments for personal computers will decline for the second consecutive year in 2013 and remain rather stagnant.

Here are IDC predictions for growth this year and over a five-year period for tablets, their mobile operating systems and the PC industry.

-- Overall tablet shipments are expected to reach 190.9 million in 2013 and increase about 11 percent a year until 2016; in 2017, IDC expects worldwide tablet shipments to hit 350 million.

-- Google's (GOOG) Android mobile operating system is projected to have 48.8 percent of the market in 2013 and 46 percent in 2017.

-- Apple's (AAPL) iOS is projected to have 46 percent of the market in 2013 and 43.5 percent in 2017.

-- Microsoft's Windows and Windows RT, which debuted with 1 percent of the market in 2012, is projected to grow to a combined 4.7 percent in 2013 and to 10.1 percent by 2017.

-- Other operating systems are projected to have 0.6 percent of the market in 2013 and 0.4 percent in 2017.

-- For personal computers, IDC projects sales to decline 1.3 percent to 345.8 million in 2013, after a 3.7 percent drop in 2012. Growth is expected to be meager through 2017, when IDC projects shipments of 382 million.

Source: IDC releases of March 4 and March 12, 2013