August saw the percentage of BlackBerry users on OS 4.x drop to just over 1.5% while the newer OS versions continued to see gains. OS 7.0+ now accounts for 22.1% of BlackBerry users, while OS 6.0+ accounts for 52.5% of the devices.
This data was taken from downloads of the popular BlackBerry strategy game Pixelated. Data shown on the chart is from the beginning of Aguust 2011 through the end of August 2012.