Frequencies for first 10,000 rows of prov0250 variable in pos1993 dataset :

compliance: |
 membership |
 in network |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,891       98.91       98.91
          4 |        108        1.08       99.99
          5 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016