Frequencies for s3_1_c10_3 variable in snf_rollup2540_96_2011 dataset :

 s3_1_c10_3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          4        0.22        0.22
          2 |          1        0.06        0.28
          3 |          2        0.11        0.39
          4 |          1        0.06        0.44
          7 |          2        0.11        0.55
          8 |          3        0.17        0.72
         12 |          2        0.11        0.83
         13 |          1        0.06        0.88
         14 |          2        0.11        1.00
         15 |          2        0.11        1.11
         16 |          1        0.06        1.16
         17 |          1        0.06        1.22
         20 |          1        0.06        1.27
         21 |          2        0.11        1.38
         22 |          2        0.11        1.49
         35 |          1        0.06        1.55
         38 |          1        0.06        1.60
         39 |          1        0.06        1.66
         40 |          1        0.06        1.71
         45 |          1        0.06        1.77
         46 |          1        0.06        1.82
         52 |          1        0.06        1.88
         53 |          1        0.06        1.93
         69 |          1        0.06        1.99
         76 |          2        0.11        2.10
         85 |          1        0.06        2.16
         99 |          1        0.06        2.21
        106 |          1        0.06        2.27
        118 |          1        0.06        2.32
        134 |          1        0.06        2.38
        147 |          1        0.06        2.43
        169 |          1        0.06        2.49
        329 |          1        0.06        2.54
          . |      1,763       97.46      100.00
------------+-----------------------------------
      Total |      1,809      100.00

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