After work and sleep, most Americans have eight hours left of their day to spend as they please. How much time Americans spend watching TV, getting exercise, cleaning and playing sports depends on whether they are men or women, 15 or 64, married or single. While the economy and technology have changed dramatically in the past decade, how Americans spend their time on average has remained largely unchanged. The Bureau of Labor Statistics (BLS) has released its 2012 American Time Use Survey. The survey measures the average amount of time Americans spend on different activities in a given day. Personal...