Frequencies for hf1ip variable in hvbp_hf_05_28_2015 dataset :

         HF-1 |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
           0  |      1,131       36.79       36.79
           1  |        114        3.71       40.50
           2  |        137        4.46       44.96
           3  |        129        4.20       49.15
           4  |        139        4.52       53.68
           5  |        174        5.66       59.34
           6  |        175        5.69       65.03
           7  |        195        6.34       71.37
           8  |        189        6.15       77.52
           9  |        478       15.55       93.07
Not Available |        213        6.93      100.00
--------------+-----------------------------------
        Total |      3,074      100.00

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