Frequencies for first 10,000 rows of mdcr_prtcptn_op_pt_spch_sw variable in pos

Participati |
on Medicare |
     OPT/SP |
  Indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,856       98.56       98.56
          N |        140        1.40       99.96
          Y |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016