1008. On a typical day, how many hours do you spend doing this work?

716. On a typical day when you are doing this work, how many hours do you spend working?

719) On a typical working day, how many hours do you spend working?

717) On a typical day when you are doing this work, how many hours do you spend working at this job?

719) On a typical working day, how many hours do you spend working?