How much time do you spend outdoors?
What do you enjoy doing outdoors?
What outdoor activities do you most like to do?
How popular are outdoor activities in your country?
Do you think you spend enough time outdoors these days?
What do you do in your spare time?
How often do you do that?
What outdoor sports do you like? (Why?)
How much time do you spend outdoors every week?
How often do you do outdoor activities?
What (types of) outdoor activities are popular in your country?