Frequencies for first 10,000 rows of hhnum variable in morg12 dataset :

  Household |
     number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,582       95.82       95.82
          2 |        398        3.98       99.80
          3 |         19        0.19       99.99
          4 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Mar 2017