Frequencies for mort30amiipstr variable in hvbp_outcome_11_17_2015 dataset :

  MORT-30-AMI |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
   0 out of 9 |        169        5.56        5.56
   1 out of 9 |         30        0.99        6.54
   2 out of 9 |         29        0.95        7.50
   3 out of 9 |         48        1.58        9.08
   4 out of 9 |         52        1.71       10.79
   5 out of 9 |         57        1.87       12.66
   6 out of 9 |         55        1.81       14.47
   7 out of 9 |         74        2.43       16.90
   8 out of 9 |         81        2.66       19.57
   9 out of 9 |        875       28.77       48.34
Not Available |      1,571       51.66      100.00
--------------+-----------------------------------
        Total |      3,041      100.00

by Jean Roth , jroth@nber.org , 15 Nov 2016