Frequencies for first 10,000 rows of srvy_prpse_cd variable in pos2010 dataset :

    TYPE OF |
     ACTION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,785       27.85       27.85
          2 |      6,686       66.86       94.71
          3 |        260        2.60       97.31
          4 |         10        0.10       97.41
          5 |        231        2.31       99.72
          8 |         28        0.28      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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