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After a brief intro on the importance of developers and the apps they make, as always, Apple CEO Tim Cook has just kicked off the WWDC keynote with an update on some company numbers since checking in last. Head below for a roundup of all the stats Cook announced today:

-25th anniversary of WWDC

-attendees from 69 countries this year, 70% first-timers

-9 million registered Apple developers, up 47% since last year, most added ever in single year

-80 million Mac install base

-40 million OS X Mavericks installs

-50% of Mac install base on latest operating system

-over 500 million iPhone

-over 200 million iPhone

-over 800 million iOS devices

-130 million new Apple customers from iOS devices in past 12 months

-nearly half of customers in china in past 6 months switched from Android

-97% overall customers satisfaction for iOS 7

-89% of install base on iOS 7 compared to less 1 out of 10 for Android

-98% of Fortune 500 use iOS

-75 billion apps downloaded

The best 4K & 5K displays for Mac

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