The size of the Six Americas has remained relatively stable since May 2011, with two exceptions: the Disengaged are now only 6 percent of the adult population (down from 10% in May 2011); and the Cautious have increased to 29 percent (up from 24% in May 2011) - See more at: http://environment.yale.edu/climate-communication/article/Six-Americas-March-2012#sthash.Tlgc9SbG.dpuf