Frequencies for first 10,000 rows of intermediary variable in psfsnf201404 dataset :

Intermediar |
   y Number |      Freq.     Percent        Cum.
------------+-----------------------------------
       1011 |        991        9.91        9.91
       1911 |        984        9.84       19.75
       2001 |        352        3.52       23.27
       3001 |      2,044       20.44       43.71
       4011 |        551        5.51       49.22
       4911 |         60        0.60       49.82
       5001 |         62        0.62       50.44
       5901 |        786        7.86       58.30
       6001 |          4        0.04       58.34
       6201 |         19        0.19       58.53
       7001 |      1,573       15.73       74.26
       8101 |         47        0.47       74.73
      10101 |      2,203       22.03       96.76
      10301 |        190        1.90       98.66
      12001 |         58        0.58       99.24
      15101 |         70        0.70       99.94
      15201 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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