Collective Health's Employee Email Address Formats

Collective Health uses 5 email formats, with first (ex. john@collectivehealth.com)
being used 53% of the time.
lastsmith@collectivehealth.com5%
first last_initialjohns@collectivehealth.com3%
first '.' lastjohn.smith@collectivehealth.com23%
other_templateother_template@collectivehealth.com18%
firstjohn@collectivehealth.com53%