http://money.cnn.com/2012/09/10/smallbusiness/manufacturing-jobs/index.html?hpt=hp_t2 The number of job openings for skilled factory workers has increased 38% since 2005, according to numbers from the Conference Board that measure labor demand across industries.

More strikingly, the sharpest increase in postings for skilled workers -- 152% -- has occurred in the last three or so years.