It really varies. Most people I know in blue collar jobs work 40 hours/week and are free to do what they want after 5pm. They don't take their work home. It is

It really varies. Most people I know in blue collar jobs work 40 hours/week and are free to do what they want after 5pm. They don't take their work home. It is usually the "exempt" professionals - lawyers, doctors, McKinsey consultants who work overtime (because they have to or they think they have to).