| d-2000 | customer1@example.com | Amazon SES | 0 |
| d-2001 | customer2@example.com | Postmark | 7 |
| d-2002 | customer3@example.com | SMTP relay | 14 |
| d-2003 | customer4@example.com | Amazon SES | 21 |
| d-2004 | customer5@example.com | Postmark | 5 |
| d-2005 | customer6@example.com | SMTP relay | 12 |
| d-2006 | customer7@example.com | Amazon SES | 19 |
| d-2007 | customer8@example.com | Postmark | 3 |
| d-2008 | customer9@example.com | SMTP relay | 10 |
| d-2009 | customer10@example.com | Amazon SES | 17 |