Hi there, I have a dataset with a number of same id and different observations for another dummy variable. I hope to make it so that there's one row for each id and the count becomes a sum of all of the observations. Such as 1 1 2 1 3 0 1 1 4 1 2 1 3 1 4 0 5 0 1 1 Becoming 1 3 2 2 3 1 4 1 5 0 Gratefully, SAS 9.3
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