Frequencies for hf1ip variable in hvbp_hf_02_18_2015 dataset :

         HF-1 |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
           0  |      1,134       36.77       36.77
           1  |        114        3.70       40.47
           2  |        138        4.47       44.94
           3  |        130        4.22       49.16
           4  |        139        4.51       53.66
           5  |        174        5.64       59.31
           6  |        175        5.67       64.98
           7  |        196        6.36       71.34
           8  |        190        6.16       77.50
           9  |        481       15.60       93.09
Not Available |        213        6.91      100.00
--------------+-----------------------------------
        Total |      3,084      100.00

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