Frequencies for first 10,000 rows of previs_rec variable in natlterr2014 datase

  Number of |
   Prenatal |
     Visits |
  Recode 01 |
  No visits |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        151        1.51        1.51
          2 |        216        2.16        3.67
          3 |        388        3.88        7.55
          4 |        732        7.32       14.87
          5 |        992        9.92       24.79
          6 |      1,898       18.98       43.77
          7 |      1,824       18.24       62.01
          8 |      1,229       12.29       74.30
          9 |        739        7.39       81.69
         10 |        248        2.48       84.17
         11 |        259        2.59       86.76
         12 |      1,324       13.24      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Jun 2016