A generic comment: what I see seems to imply that you are placing date information into labels and possibly variable names. That sort of wide data set can become quite cumbersome to work with for many tasks as the first step is often something to recover the date information for other uses such as interval calculations.
If this data set is made for only the purpose of printing then perhaps one of Proc Report or Tabulate would be in order instead of creating a data set.
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