I've been wondering if this is why Android growth in the US stalled last quarter as the people who bought Verizon Droids in fall 2009/early 2010 fall out of con

I've been wondering if this is why Android growth in the US stalled last quarter as the people who bought Verizon Droids in fall 2009/early 2010 fall out of contract and pick something other than a Droid (i.e an iPhone) when they renew.