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Shares Mil History for Aon plc (AON)
Year
Shares Mil
2002
283.0
2003
318.0
2004
337.0
2005
342.0
2006
342.0
2007
321.0
2008
301.0
2009
291.0
2010
298.0
2011
341.0
2012
333.0