The number of people who changed residences in 2012 increased by 12% since 2011, up from a record low of 11.6% in 2011,  according to recent U. S. Census Bureau estimates.  Mobility is still at low levels, even for  the  most mobile age group, 18-29 year olds.  The most common state-to-state moved were regional in nature.  Some 59,288 residents moved from N. Y. to Florida in 2012, while 58,992 moved from California to Texas and 49,635 moved from California to Arizona.  More people moved out of metropolitan areas and into the suburbs.  Between 2005 and 2010, 15.5 million people moved out of principal cities while 11.0 million moved in – a decrease of 4.4 million movers.