Zwift claimed that its users logged more than 122 million miles on the interactive virtual training game in 2017. Zwift doesn't share its total number of users, but a report released today offered a few other statistics on global usage.
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Zwift 2017 stats at a glance
122,140,586mi / 196,582,313 km - total distance logged (Earth to Mars and back, twice)
6 billion feet / 1.8 billion metres - cumulative vertical distance climbed

11,371,782,534 watt-hours - total power generated
820ft / 250m and 17.5mi / 28 km - average climbing and distance per session
62,691 and 10,953 - the number of centuries - metric and imperial - logged by Zwift users in 2017
Ontario, Canada; Vienna, Austria; and Hamburg, Germany - cities with longest distances per ride
Copenhagen, Denmark - city with highest average watts

Want to get involved?
If you want to try indoor training we've got lots of info that will help get you started.
BikeRadar now has a group workout session on Zwift, Fridays at 8am MST / 3pm GMT.
If you want to check out Zwift and don't know what you need, our complete guide is the perfect place to start.
We've collated a list of smart trainers that are compatible with Zwift, the Sufferfest and other immersive indoor training experiences.
For those looking to invest in a smart trainer, we tested a load of smart trainers head to head on Zwift using power meters.
Smart trainers are't the only option; you might find rollers a better choice for you.
And of course the Zwift isn't the only choice - there are lots of great apps you can try to guide your indoor training and make the experience more productive and fun.