Advice and Implementation of newsletter with mailchimp or other

Dear Coders, I have an excel Database of my customers. The database is structured like this: City | Zip | Company | Name | Email Sometimes the name field is blank. The task: 1. I want to send a newsletter to the email-adresses listed in the database 2. I want to have some statistics Please tell me: a) what solution do you suggest? Can you impement it? How long will it take? what will it cost? b) can you suggest mailchimp? if yes, can you impement it? How long will it take? what will it cost? c) if you know any other solution, feel free to suggest, Thanks alot. I need the task done asap!