inset excel field values in sql table

Question

 I HAVE EXCEL FILE LIKE BELOW .....

		Jan'13		Feb'13		Mar'13		Apr'13		TOTAL 2013
Branch Name	code	Sales Qty.	Sales Value	Sales Qty.	Sales Value	Sales Qty.	Sales Value	Sales Qty.	Sales Value	Sales Qty.	Sales Value
s.v.cs branh	AED	12	1,000	10	2,000	40	3,000	40	500	102	6,500
yuot brach	AED3	0	0	0	0	0	0	0	0	0	0
xxx
xxxyyy

 

 

i want to insert above values in sql using asp.net 

i have sql table like below

Branch Name	code	date	SalesQty	SalesValues
s.v.cs branh	AED	jan'13	12	1000
		Feb'13	10	2000

 

plz write charp code ..........

 

 

 using dataset ..

iam using below query to insert but iam unable to select date,salesqty,salesvalues in excel sheet

string sql = "INSERT INTO branch (BranchName,code,...................................................)";

sql += "VALUES('" + columns[0] + "','" + columns[1] + "','" + columns[2] + "')";

 

 

 

plz help me???