How can I fetch child control data from data table in visual force

This is visualforce page showing data in a Datatable with some child control on header and in each row.

I want to save data on a custom Salesforce object from this datatable,so how can I fetch data from each row as well as from header.

Publication	Method	List Price	NoneCons DiscNew CustTrans DiscForeign PostReg DiscAgency DiscOther %Other $ %$	NoneCons DiscNew CustTrans DiscForeign PostReg DiscAgency DiscOther %Other $ %$	NoneCons DiscNew CustTrans DiscForeign PostReg DiscAgency DiscOther %Other $ %$	NoneCons DiscNew CustTrans DiscForeign PostReg DiscAgency DiscOther %Other $ %$	NoneCons DiscNew CustTrans DiscForeign PostReg DiscAgency DiscOther %Other $ %$	NoneCons DiscNew CustTrans DiscForeign PostReg DiscAgency DiscOther %Other $ %$	%$	Remote Site Fee	Additional Fee	Agency Fee	Standard Price	Non-Standard Price	Tax	Net Amount
Science Classic (1880-1996)	Annual Subscription	$2200.0	$2200.0	$2200.0	$2200.0	$2200.0	$2200.0	$2200.0	$2200.0	$	$	$	$2200.0		%	$2200.0

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