Frequencies for mort30amiipstr variable in hvbp_outcome_10_28_2014 dataset :

  MORT-30-AMI |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
   0 out of 9 |        414       13.40       13.40
   1 out of 9 |         54        1.75       15.15
   2 out of 9 |         51        1.65       16.80
   3 out of 9 |         55        1.78       18.58
   4 out of 9 |         68        2.20       20.78
   5 out of 9 |         68        2.20       22.98
   6 out of 9 |         56        1.81       24.80
   7 out of 9 |         64        2.07       26.87
   8 out of 9 |         77        2.49       29.36
   9 out of 9 |        473       15.31       44.67
Not Available |      1,709       55.33      100.00
--------------+-----------------------------------
        Total |      3,089      100.00

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