Frequencies for pncpstr variable in hvbp_pn_05_28_2013 dataset :

         PN |
Condition/P |
   rocedure |
      Score |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        136        4.56        4.56
          1 |         42        1.41        5.97
         10 |        226        7.57       13.54
         11 |        161        5.40       18.93
         12 |        166        5.56       24.50
         13 |        179        6.00       30.50
         14 |        184        6.17       36.66
         15 |        186        6.23       42.90
         16 |        172        5.76       48.66
         17 |        183        6.13       54.79
         18 |        117        3.92       58.71
         19 |         29        0.97       59.68
          2 |         43        1.44       61.13
         20 |        230        7.71       68.83
          3 |         79        2.65       71.48
          4 |         68        2.28       73.76
          5 |         93        3.12       76.88
          6 |        119        3.99       80.86
          7 |        141        4.73       85.59
          8 |        148        4.96       90.55
          9 |        134        4.49       95.04
        N/A |        148        4.96      100.00
------------+-----------------------------------
      Total |      2,984      100.00

by Jean Roth , jroth@nber.org , 16 Nov 2016