Data: U.S. Bureau of Labor Statistics. Chart: Danielle Alberti/Axios Americans are spending less time hanging out than they were 20 years ago — and the trend cuts across every generation, Axios' Erica Pandey writes from new American Time Use Survey data. Why it matters: It's a fundamental shift in the way we live our lives that has implications for everything from what we believe to how long we live. By the numbers: Average time spent socializing per day has fallen from 45 to 35 minutes over th