Table:
text: Cobbled classics
Winners since 1990
Winners since 1990
Year_ E3_Harelbeke_BEL_ Gent_Wevelgem_BEL_ Tour_of_Flanders_BEL_ Paris_Roubaix_FRA_
2009 Filippo Pozzato ( ITA ) Edvald Boasson Hagen ( NOR ) Stijn Devolder ( BEL ) Tom Boonen ( BEL )
2008 Kurt Asle Arvesen ( NOR ) Oscar Freire ( ESP ) Stijn Devolder ( BEL ) Tom Boonen ( BEL )
2007 Tom Boonen ( BEL ) Marcus Burghardt ( GER ) Alessandro Ballan ( ITA ) Stuart O`Grady ( AUS )
2006 Tom Boonen ( BEL ) Thor Hushovd ( NOR ) Tom Boonen ( BEL ) Fabian Cancellara ( SUI )
2005 Tom Boonen ( BEL ) Nico Mattan ( BEL ) Tom Boonen ( BEL ) Tom Boonen ( BEL )

Question: Who won the 2006 Paris-Roubaix among the Cobbled Classics?