FORMAT:
first_name, last_name, gender, birth_date, tax_id [SSN], id2, id3, id4, address, city, state, postal_code, county, phone, email_addr, device_id, cookie_id, ip_address
first_name, last_name, gender, birth_date, tax_id [SSN], id2, id3, id4, address, city, state, postal_code, county, phone, email_addr, device_id, cookie_id, ip_address
