Frequencies for first 10,000 rows of spec_use variable in person dataset :

SPECIAL USE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,343       93.43       93.43
          1 |          3        0.03       93.46
          3 |          2        0.02       93.48
          5 |         12        0.12       93.60
          6 |         11        0.11       93.71
          7 |          1        0.01       93.72
          9 |         13        0.13       93.85
          . |        615        6.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016