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In this illustration, the brackets on the left indicate groupd of 6 time intervals with 4+ matches. And the Xs indicate the intervals that fall within these groups. In total there are 16 15 time intervals shown, so 156 15 x 5 = 80 75 minutes of exposure. If there were further exposure in the same day it would be added to this total, not reported as a separate exposure - in MVP1 we only ever report one exposure notification per day.
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