Frequencies for first 10,000 rows of contsub2 variable in namcs2005 dataset :

 controlled |
status code |
 for med #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |         78        0.78        0.78
          3 |        102        1.02        1.80
          4 |        157        1.57        3.37
          5 |         33        0.33        3.70
          6 |      4,295       42.95       46.65
          7 |        140        1.40       48.05
          . |      5,195       51.95      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016