Frequencies for first 10,000 rows of prov2880 variable in pos2004 dataset :

    type of |
     action |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,134       31.34       31.34
          2 |      6,358       63.58       94.92
          3 |        278        2.78       97.70
          4 |         11        0.11       97.81
          5 |        218        2.18       99.99
          6 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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