A: Mostly US but there are many, many profiles all over. Here's the latest breakdown: https://docs.google.com/spreadsheets/d/1p6xGzFgh1bzPqNfW0oXZ25OEOl30LMlRrR47nO4leCk/edit?gid=0#gid=0

Feel free to sign up for a free account at https://pressranger.com to check out the data before buying a code. Always happy to provide specific strategies and help via steve@pressranger.com, too.