OK, this is great thanks; it appears to work for the most part. However, this does have a limitarion which I have observed: " a FREQ variable value is missing or is less than 1 does not use that observation to calculate statistics no alternative " For the monthly data, this is fine. But for annual averages, I've been dividing the personweight by 12, which has been working. However, for many cases this results in an annualweight of less than 1 so they appear to be excluded, and it is lowering the N by quite a bit. Any way to deak with this?
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