Frequencies for first 10,000 rows of specialneedsplan variable in planreport2006 dataset :

    Special |
 Needs Plan |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,237       92.37       92.37
        Yes |        763        7.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 14 Apr 2016