Frequencies for mort30amiipstr variable in hvbp_outcome_02_18_2015 dataset :

  MORT-30-AMI |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
   0 out of 9 |        414       13.42       13.42
   1 out of 9 |         54        1.75       15.18
   2 out of 9 |         51        1.65       16.83
   3 out of 9 |         55        1.78       18.61
   4 out of 9 |         68        2.20       20.82
   5 out of 9 |         68        2.20       23.02
   6 out of 9 |         56        1.82       24.84
   7 out of 9 |         64        2.08       26.91
   8 out of 9 |         77        2.50       29.41
   9 out of 9 |        473       15.34       44.75
Not Available |      1,704       55.25      100.00
--------------+-----------------------------------
        Total |      3,084      100.00

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