Kuenda or Kwenda in Kenya?

Hi, I've heard in a lesson that the verb "to go" can be conjugated as either "-enda" or "kwenda". Which way is more common in Kenya? Is it more commonly "nitaenda" or "nitakwenda"? 

Asante!

(sorry, I see now this should be in the Answers section but I don't know how to delete/move it)