Frequencies for first 10,000 rows of prov2880 variable in posclia2006 dataset :

    type of |
     action |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,820       78.20       78.20
          1 |        599        5.99       84.19
          2 |      1,540       15.40       99.59
          5 |         41        0.41      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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