elements = [A, B, C, D, E, F, G, H] 

relevantElements = elements.filter (x) ->
  x isnt "Not Applicable"
  
 if relevantElements.length == 0
  "Not Applicable"
else
  totalScore = relevantElements.reduce ((sum, x) -> sum + x), 0
  indicatorScore = (totalScore / (relevantElements.length * 10)) * 10.0