From DATA GRID VIEW how to BIND the DATA in to EXCEL

Question

output as follows in data grid view
 
Date    Session   RK      CMK    CNN      Gs    VB    JN     (Faculty Name)
 
7/1/2013 1        REO      PH2      REO    TAS   AM    VH
7/1/2013 2        PH2       AM       TAs   AM   VH     REO
7/1/2013 3        AM        TAs      REO  PH2   VH     TAS
8/1/2013 1       PH2        REO     TAS    VH  AM      PH2
8/1/2013 2      AM          PH2      REO  AM  VH      TAs
8/1/2013 3      TAs         AM       VH     REO VH     PH2
 
i want the report which faculty has taken course on date and session wise ;
 
for example RK(Faculty Name)
 
i want output as follows in EXCEL SHEET  RK(Faculty Name) from the data grid view.
 

RK(Faculty Name)
 
Date         Session   Course
7/1/2013      1            REO
7/1/2013     2             PH2
7/1/2013     3            AM
8/1/2013     1           PH2
8/1/2013     2           AM
8/1/2013     3          TAs

form Data  Grid eIew how to  Bind the Reocrds into EXCEl.

how to do; please send the code.