Frequencies for pn3bipstr variable in hvbp_pn_10_28_2014 dataset :

        PN-3b |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
   0 out of 9 |      1,326       42.93       42.93
   1 out of 9 |         99        3.20       46.13
   2 out of 9 |        114        3.69       49.82
   3 out of 9 |        108        3.50       53.32
   4 out of 9 |        133        4.31       57.62
   5 out of 9 |        176        5.70       63.32
   6 out of 9 |        166        5.37       68.70
   7 out of 9 |        180        5.83       74.52
   8 out of 9 |        115        3.72       78.25
   9 out of 9 |        450       14.57       92.81
Not Available |        222        7.19      100.00
--------------+-----------------------------------
        Total |      3,089      100.00

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