Frequencies for first 10,000 rows of intermediary variable in psfhos201607 dataset :

Intermediar |
   y Number |      Freq.     Percent        Cum.
------------+-----------------------------------
       6001 |        384        3.84        3.84
       6014 |        775        7.75       11.59
       6101 |        137        1.37       12.96
       8101 |          1        0.01       12.97
      11001 |      3,493       34.93       47.90
      14011 |        283        2.83       50.73
      15004 |      4,927       49.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018