Example table created in Notepad
				
	--------------------------------------------------------------------------------------
			Monday		Tuesday		Wednesday	Thursday 	Friday
	--------------------------------------------------------------------------------------
	Preparation	  2		   1		    3		    2		   0
	Invigilation	  3		   3		    0		    2		   2
	Marking		  0		   2		    2		    3		   2
	--------------------------------------------------------------------------------------
	Total		  5		   6		    5		    7		   4
	--------------------------------------------------------------------------------------

	Grand total for the week = 27 hours