Most popular email host

Many companies use professional email services. Having an sales@mycompany.com looks much better than using sexy_lizard89@hotmail.com. These statistics reflect what email provider is the most popular. (Keep in mind that any free email provider is automatically excluded).
This data has been retrieved by accessing the DNS MX records from all the domains in our database.
Top email hosters
# MX Host Amount
1 Google.com 197,852
2 Secureserver.net 94,767
3 Outlook.com 93,497
4 Googlemail.com 85,651
5 Qq.com 28,413
6 Ovh.net 26,511
7 Yandex.net 24,045
8 Registrar-servers.com 20,920
9 Yandex.ru 18,447
10 Zoho.com 16,593