Frequencies for first 10,000 rows of prov2255 variable in pos1999 dataset :

       srv: |
nutritional |
   guidance |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,564       85.64       85.64
          0 |        975        9.75       95.39
          1 |        181        1.81       97.20
          2 |        245        2.45       99.65
          3 |         35        0.35      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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