I have two datasets. My original with 150,000 observations and a second one I made from this dataset with exclusions and has a total of 145,000 observations. I'm trying to figure out how to write a code where I can just subtracts these two datasets to find the total amount excluded / missing. I know the total excluded is 5,000 from simple math but I'm a bit stuck on how we can do this in a SAS code.
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