Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...
Table Period Value 1997 4564 1998 4717 1999 5019 2000 5495 2001 5778 2002 5881 2003 6254 2004 6923 2005 7319 2006 8062 2007 8797 2008 8407 2009 8326 2010 9186 2011 ...
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