Most Popular Email Providers by Active Users 1997 – 2019

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Timeline history of most popular email providers by active users from 1997 to 2019. Active user is defined by an action performed within email account during the last 30 days.

Wow, this was one of the craziest data adjustments I’ve recently done. There were many different sources with a lot of missing or not matching data. So here’s the chart I’m very proud of.


I am a first year PhD student, data geek and I love visualizations.
As always your feedback is welcome.

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Data source: aggregated numbers from various sources (press releases, email benchmark studies, Comcast reports)

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