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

SPECIAL USE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,195       91.95       91.95
          1 |          8        0.08       92.03
          2 |          1        0.01       92.04
          3 |         15        0.15       92.19
          5 |          9        0.09       92.28
          6 |          4        0.04       92.32
          7 |         12        0.12       92.44
          9 |         61        0.61       93.05
          . |        695        6.95      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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