Given the economic volatility over the last few years makes, nothing seems certain--especially the job market. From slashed wages to lack of opportunities, it’s been a rough jobs landscape. However, through it all, some industries have fared well. Data compiled by job search portal CareerCast.com reflects what some of the best and worst jobs will be for 2012 in the U.S. The results, which factor in working conditions, salary and hiring outlook, might surprise you. (Reuters)