McAffee did research that shows that 3.7 millions samples of Android malware were observed in 2.1  That is three times the 1.3 million samples in 2012.  Many organization are aware of this which is why it is believed that implementation of BYOD policies will more than double in the next two years from 31% in 2014 to 77% in 2016.  You can read more in the infographic below from McAffee which is borrowed from Biztech Magazine

Courtesy of Biztech Magazine