yogi_Count Number Of Instances Of A2 to A (in yogi_CommunityServiceEvents) in D2 to D In FormResponses

                                         Google Spreadsheet   Post  #1624
Yogi Anand, D.Eng, P.E.      ANAND Enterprises LLC -- Rochester Hills MI     www.energyefficientbuild.com.   May-05-2014

in response to an earlier post by John_nc:(post by john_nc (https://productforums.google.com/forum/#!category-topic/docs/spreadsheets/yk4ddMEFkJ4)
I had provided a solution in my following blog post:
yogi_Search For Occurrence Of Items In A2 to A In Column D Of FormResponses
http://yogi--anand-consulting.blogspot.com/2014/02/yogisearch-for-occurrence-of-items-in.html

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now John Warf (John_nc) wants to count instances of items in column A  In Column D Of FormResponses
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