#1: App store’s rank among software retailers
5,200: Number of developers at WWDC 2011
14 billion: Apps downloaded from store in its history
425,000: Apps in the app store
2.5 billion: Amount paid to developers building apps
130 million: Books downloaded iBooks store
225 million: Number of credit card accounts linked to iTunes store
15 billion: Songs sold from iTunes store
18 million: Songs offered in iTunes

es» be nice to know how many of the 18M songs have been downloaded more than, say, 10 times (i.e. how active is the (long) tail).

(Source: stoweboyd)