Very interesting:
– RIM actually grew share since 2010 in EU5, almost doubling to 15.2 while fading very much more dramatically in the US.
– Both Android and iOS have more prominence in the US, making up 88% of usage while they gained are at about 75% in EU5.
http://www.asymco.com/2012/12/19/the-uncanny-similarity-between-eu-and-us-smartphone-markets/