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Asia Pacific outperformed both Europe and North America with 86.9% inbox placement, only 3% of email sent to the bulk folder, and only 10.7% missing.- Return Path (2009)

Only 28% of those between ages 18 and 24 say the email they currently get from companies is relevant to them. - PMN and Pace University's Lubin School of Business'(IDM) Lab (2009)

Between the U.S. and Canada, more than 20% of commercial, permission-based email doesn't reach the inboxes of intended subscribers. - Return Path (2009)

On average, 27.6% of commercial emails sent to business addresses don't reach the inbox. - Return Path (2009)

23% of emails that marketers sent to Gmail addresses did not reach the inbox. - Return Path (2009)

U.S. deliverability rates are slightly better than Canada with an average of 82% inbox placement rate. - Return Path (2009)

75% of respondents say lack of relevance is the biggest reasons subscribers choose to opt out, followed closely by sending too frequently (73%). - Merkle Interactive Services (2009)

65% of whose email software has spam filters have noticed permission-based emails that have been filtered incorrectly, down four points since last year. - Merkle Interactive Services (2009)

Commercial email servers achieved average delivery rates of 88%, with 9% rejected and 0.71% filtered. - Return Path (2008)

So-called legitimate servers with even one spam-trap hit saw their delivery rates plummet to 38% on average. - Return Path (2008)

Ps that were listed on just one of the top 12 blacklists saw their delivery rates plunge to an average of 35%. - Return Path (2008)

Mailers with unknown-user rates; the percentage of email sent to non-existent addresses - of below 10% achieved 67% deliverability rates on average, while those with unknown-user rates of 10% or higher achieved average delivery rates of 44%. - Return Path (2008)

46% of email traffic comes from hosts "which should not be sending mail at all," such as compromised hosts, dynamic IPs and a variety of other "non-mail servers". - Return Path (2008)

Just 20% of email comes from legitimate servers, or servers that are "real, static" and "well configured". - Return Path (2008)

30% of practicing marketers don't take the time to figure out their actual rate of delivery. - MarketingSherpa "Email Marketing Benchmark Guide 2008" (2008)

12% of practicing marketers have no idea how to characterize their organization's precise definition of delivery. - MarketingSherpa "Email Marketing Benchmark Guide 2008" (2008)

38.4% of email marketers think that AOL has the lowest deliverability.
- Dot Email (2007)

7.1% of email marketers think that Google's Gmail had the lowest.
- Dot Email (2007)

17% of email marketers thought Earthlink had bad delivery and 16 percent thought it was Yahoo according to the poll. - Dot Email (2007)

For the first time Sender Policy Framework (SPF) email authentication checks are on the top ten list of content triggers for different ISPs. - Lyris, Q2 Email Advisory Report Card (2007)

Permission-based emails are reaching consumer inboxes about 75% of the time.
- Lyris, Q2 Email Advisory Report Card (2007)

16% of permission-based emails are still being directed straight to a junk or bulk folder. - Lyris, Q2 Email Advisory Report Card (2007)

Failing an SPF check carries a heavy penalty - nearly 2.4 points from the current SpamAssassin test, on a Bayesian scale that identifies a message as spam when it reaches 3.0 points or higher. - Lyris, Q2 Email Advisory Report Card (2007)

XO Concentric far exceeds any other ISP - banishing 56% of invited email to the junk/bulk folder. - Lyris, Q2 Email Advisory Report Card (2007)

SBC Global and Bell South both junk 30% of permission-based email. - Lyris, Q2 Email Advisory Report Card (2007)

Yahoo junks 26% of permission-based email. - Lyris, Q2 Email Advisory Report Card (2007)

MSN Network, GMail and Hotmail all junk of permission-based email at 18% - Lyris, Q2 Email Advisory Report Card (2007)

AOL delivered only 1.94 percent to the junk/bulk folder. - Lyris, Q2 Email Advisory Report Card (2007)

Marketers sending to European ISPs face even more trouble: More than 20 percent of permission-based emails were sent to the junk/bulk folder - almost three times more than the previous quarter. - Lyris, Q2 Email Advisory Report Card (2007)

Email Delivery Rates Reported By Marketers

• 40.2% of marketers report deliverability rates between 90.1% to 100%
• 19.1% of marketers report deliverability rates between 80.1% to 90%
• 14.8% of marketers report deliverability rates between 70.1% to 80%
• 9.6% of marketers report deliverability rates between 55.1% to 70%
• 16.3% of marketers report deliverability rates between 55% and below
- Internet Retailer Survey Report on Email Marketing (2007)

Average deliverability rate for the top 10 ISPs was 83.8% - Lyris Technologies EmailAdvisor ISP Delivery Report Card Q1 2007 (2007)

Only 74.57% of messages make it into the in-box. - Lyris Technologies EmailAdvisor ISP Delivery Report Card Q1 2007 (2007)

Gmail sends 28% of messages to junk folders. - Lyris Technologies EmailAdvisor ISP Delivery Report Card Q1 2007 (2007)

Yahoo sends 19% of messages to the bulk folder. - Lyris Technologies EmailAdvisor ISP Delivery Report Card Q1 2007 (2007)

40.2% of all merchants are delivering between 90.1% and 100% of their email messages; 19.1% are delivering 80.1% to 90%. - Internet Retailer (2007)