May 26 2012
The following table is the current market share of the various Android SDK’s in use. Developing apps for API 7+ will encompass 99% of Android devices. The largest numbers of devices are running the Gingerbread SDK (64.4%), but a significant number (26.4%) is running API’s 7-8. So, the minimum API for Android development should be 7.
|4.0.x Ice Cream Sandwich||14-15||4.9%|
|2.0, 2.1 Eclair||7||5.5%|