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Shares Mil History for American Tower Corporation (REIT) (AMT)
Year
Shares Mil
2002
195.0
2003
208.0
2004
224.0
2005
303.0
2006
436.0
2007
426.0
2008
418.0
2009
407.0
2010
404.0
2011
400.0
2012
399.0