customer_id,first_name,last_name,email_address,secondary_email,phone_number,country_code,government_id 1,John,Doe,johndoe@email.com,,+1 123 456-7890,US,123-45-6789 2,Jane,Smith,jsmith@email.com,jsmith@email.com,+1 409 437-3210,CA,987 654 321 3,Bob,Thatcher,bobthatcher@email.com,,,US,235-98-4389 4,Jon,Doe,jon.doe@email.com,jon.doe2@email.com,+1 888 999-9999,US, 5,J,Doe,jd@email.com,,,US,123-45-6789 6,Jenny,Williams,,,,CA,298 367 456 7,Johnathan,Doe,johndoe@email.co.uk,,+44 333 981537,UK,RC 23 94 27 B 8,Liz,Brown,l2@email.com,lizzeb@email.com,+44 1224 587623,UK, 9,Jonathan,Doe,,jdoe@email.co.uk,+44 333 991537,UK,RC 23 94 27 C 10,Elizabeth,Brown,lizzeb@email.com,l2@email.com,+44 1224 587623,UK,