Around 10 hours during week days and 3 - 4 hours during weekends. Curious to know why this question? do you plan on doing any kind of research based on the data

Around 10 hours during week days and 3 - 4 hours during weekends. Curious to know why this question? do you plan on doing any kind of research based on the data or is it just a random question. I would be rather interested how productive people are in those hours that we spend...