Time and time again, you’ve been asked to prove the effectiveness and ROI of your organization’s marketing efforts–especially when it comes to email marketing. And email marketing is the king of the marketing kingdom with a 3800% ROI and $38 for every $1 spent.

But email marketing’s reach goes way beyond ROI, which is why we’ve assembled a massive list of 70 email marketing statistics every marketer needs to know.

Here, you’ll find data-backed email marketing stats on everything from email automation, mobile emails, to email personalization and more.

Email automation

1) Transactional emails have 8x more opens and clicks than any other type of email, and can generate 6x more revenue. – Experian

2) Revenue for B2B marketing automation systems increased 60% to $1.2 million in 2014, compared to a 50% increase in 2013. – VentureBeat

3) Email marketing technology is used by 82% of B2B and B2C companies. – Ascend2

4) 95% of companies using marketing automation are taking advantage of email marketing. – Regalix

5) 56% of companies currently use an email marketing provider and are 75% or more likely to be purchasers of marketing automation software over the next year. –VentureBeat

6) There were nearly 11x more B2B organizations using marketing automation in 2014 than in 2011. – SiriusDecisions

7) B2C marketers who leverage automation have seen conversion rates as high as 50%. – eMarketer

8) Automated email messages average 70.5% higher open rates and 152% higher click-through rates than “business as usual” marketing messages. – Epsilon Email Institute

9) In 2014, 70% of businesses were currently using a marketing automation platform or were implementing one. – Aberdeen

10) Over 75% of email revenue is generated by triggered campaigns, rather than one-size-fits-all campaigns. Automated email campaigns account for 21% of email marketing revenue. – DMA

11) As of 2013, 25% of Fortune 500 B2B companies had adopted email marketing automation. – ClickZ

12) Companies who send automated emails are 133% more likely to send relevant messages that correspond with a customer’s purchase cycle. – Lenskold and Pedowitz Groups

Mobile emails

13) About 53% of emails are opened on mobile devices. – Campaign Monitor

14) 23% of readers who open an email on a mobile device open it again later. –Campaign Monitor

15) 75% of Gmail’s 900M users access their accounts via mobile devices. –TechCrunch

16) Data for over 1.8 billion opens from campaigns sent in 2013 shows that mobile is the most popular environment for a subscriber’s first interaction with an email. –Campaign Monitor

17) From 2011 to 2013, email opens on mobile phones devices increased by 30%. –Campaign Monitor

18) The iPhone is the most common mobile device subscribers use to open their email for the first time. – Campaign Monitor

19) Though the number of new Internet users is growing at less than 10% per year, the number of new smartphone subscribers is growing at a 20%+ rate. –TechCrunch

20) Between the iPad, iPhone and iPod Touch, nearly 90% of all mobile opens occurred on an Apple device. *Note: Data is likely skewed by the fact that Apple devices display images by default (whereas many Android email clients don’t.) – Campaign Monitor

21) One out of every three clicks within an email occurs on a mobile device. – Campaign Monitor

22) It is more common for a reader’s second open to be on a mobile device than it is on a different device: 70% will stick with their mobile device, and 30% will go elsewhere. – Campaign Monitor

23) Mobile readers who open an email a second time from a computer are 65% more likely to click through. – Campaign Monitor

Email personalization

24) Personalized email messages improve click-through rates by an average of 14% and conversions by 10%. – Aberdeen

25) 74% of marketers say targeted personalization increases customer engagement. – eConsultancy

26) Only 39% of online retailers send personalized product recommendations via email. – Certona

27) Emails with personalized subject lines are 26% more likely to be opened. – Campaign Monitor

28) Personalized emails deliver 6x higher transaction rates. – Experian

29) 53% of marketers say ongoing, personalized communication with existing customers results in moderate to significant revenue impact. – DemandGen

30) Segmented and targeted emails generate 58% of all revenue. – DMA

31) 75% of enterprises will be investing in personalized messaging in 2015. –VentureBeat

32) Marketers have noted a 760% increase in revenue from segmented campaigns. – Campaign Monitor

33) Marketers see an average increase of 20% in sales when using personalized web experiences. – Monetate

34) 50% of companies feel they can increase interaction within email by increasing personalization. – Experian

35) Personalized promotional emails had 29% higher unique open rates and 41% more unique click-through rates in 2013. – Experian

Email engagement

36) You are 6x more likely to get a click-through from an email campaign than you are from a tweet.- Campaign Monitor

37) Email is 40 times more effective at acquiring new customers than Facebook or Twitter. – McKinsey

38) 81% of online shoppers who receive emails based on previous shopping habits were at least somewhat likely to make a purchase as a result of targeted email. -eMarketer

39) When it comes to purchases made as a result of receiving a marketing message, email has the highest conversion rate (66%), when compared to social, direct mail and more. – DMA

40) Email subscribers are 3 times more likely to share your content via social media than visitors from other sources. – QuickSprout

41) 72% people prefer to receive promotional content through email, compared to 17% who prefer social media. – MarketingSherpa

42) Including a call to action button instead of a text link can increase conversion rates by as much as 28%. – Campaign Monitor

43) Email marketing drives more conversions than any other marketing channel, including search and social. – Monetate

44) A message is 5x more likely to be seen in email than via Facebook. – Radicati

45) 4.24% of visitors from email marketing buy something as compared to 2.49% of visitors from search engines and 0.59% from social media. – Monetate

46) You are 6x more likely to get a click-through from email than via Twitter. – Campaign Monitor

Email ROI

47) Email marketing has an ROI of 3800%. – DMA

48) The average order value of an email is at least three times higher than that of social media. – McKinsey

49) 60% of marketers use conversion rates to evaluate an email’s effectiveness. – DMA

50) Nearly 1 in 5 companies (18%) reported an ROI of more than $76 in 2014, which is 3x more than 2013 figures (5%). – DMA

51) 246% of mid-sized companies using email marketing reported ROI across all respondents. – VentureBeat

52) Revenue per email was $0.11 in Q1 2014 compared to $0.10 in Q4 2013. –Experian

53) 29% of marketers look at ROI metrics to evaluate email effectiveness. – DMA

54) For every $1 spent, email marketing generates $38 in ROI. – Campaign Monitor

55) Emails triggered by behavior were responsible for 30% of revenue in 2014, up from 17% in 2013. – DMA

56) 77% of ROI comes from segmented, targeted, and triggered campaigns. – DMA

57) 50% of marketers anticipate their company’s spend on email to increase during 2015. – DMA

General email statistics

58) The total number of worldwide email accounts is expected to increase to over 4.3 billion accounts by year-end 2016. – Radicati Group

59) Employees spend 13 of their working hours each week in their email inbox (on average). – McKinsey & Company

60) 92% of online adults use email, with 61% using it on an average day. Those who were most likely to use email on a daily basis were those with a college degree or an income of