2012 June 11 - 13:55 SWF version and Flash Player version
Since I always keep forgetting this, here are the SWF versions and what version of the Flash Player that they correlate to:
As arguments to the mxmlc:
-swf-version=9 (flash 9)
-swf-version=10 (flash 10, 10.1)
-swf-version=11 (flash 10.2)
-swf-version=12 (flash 10.3)
-swf-version=13 (flash 11.0)
-swf-version=14 (flash 11.1)
-swf-version=15 (flash 11.2)
-swf-version=16 (flash 11.3)