Here COUNTIFS take two arguments as criteria, one as a lower bound ensuring that no date is selected lower to it, and the upper bound as second criteria to make sure every thing is less then it. There are two lookup ranges respectively to get the count.
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Here COUNTIFS take two arguments as criteria, one as a lower bound ensuring that no date is selected lower to it, and the upper bound as second criteria to make sure every thing is less then it. There are two lookup ranges respectively to get the count.