Please ignore my reply above and take a look at this modified https://jsfiddle.net/gejzyw6h/1/ and please advise what can I change in order to display (Subject 1, Subject 2, Subject 3) in the x-axis? Thank you.
@indranil
Please take a look at my improved https://jsfiddle.net/fhkpom1e/30/ and please advise what can I do to display (Subject 1, Subject 2, Subject 3) in the x-axis? Thank you.