Frequencies for hfcp variable in hvbp_hf_10_28_2014 dataset :

           HF |
Condition/Pro |
 cedure Score |      Freq.     Percent        Cum.
--------------+-----------------------------------
            0 |        578       18.71       18.71
            1 |         94        3.04       21.75
           10 |        645       20.88       42.64
            2 |        130        4.21       46.84
            3 |        142        4.60       51.44
            4 |        169        5.47       56.91
            5 |        205        6.64       63.55
            6 |        238        7.70       71.25
            7 |        260        8.42       79.67
            8 |        276        8.93       88.60
            9 |        181        5.86       94.46
Not Available |        171        5.54      100.00
--------------+-----------------------------------
        Total |      3,089      100.00

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