Frequencies for first 10,000 rows of srvy_prpse_cd variable in pos2008 dataset :

    type of |
     action |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,072       30.72       30.72
          2 |      6,428       64.28       95.00
          3 |        258        2.58       97.58
          4 |         10        0.10       97.68
          5 |        223        2.23       99.91
          8 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017