ComEd (Commonwealth Edison)'s Employee Email Address Formats

ComEd (Commonwealth Edison) uses 3 email formats, with first '.' last (ex. john.smith@comed.com)
being used 73% of the time.
first_initial lastjsmith@comed.com1%
first '.' lastjohn.smith@comed.com73%
other_templateother_template@comed.com26%