I have a data set as such:
id=20121,name=jack,score=60,difficulty= French written exam- LEVEL:hard,class 232
id=20121,name=steve,score=23,difficulty=French written exam-LEVEL:medium,class 234
I wish to count the amount of hard exams and medium exams, i know this seems simple and i have tried with rex fieldname=examtype("hard) but i don't know how to count the occurances of each in one search.
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