Frequencies for scipinf1ipstr variable in hvbp_hai_05_28_2015 dataset :

   SCIP-Inf-1 |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
   0 out of 9 |      1,143       37.18       37.18
   1 out of 9 |         97        3.16       40.34
   2 out of 9 |         82        2.67       43.01
   3 out of 9 |        114        3.71       46.71
   4 out of 9 |        140        4.55       51.27
   5 out of 9 |        156        5.07       56.34
   6 out of 9 |        186        6.05       62.39
   7 out of 9 |        181        5.89       68.28
   8 out of 9 |        167        5.43       73.72
   9 out of 9 |        589       19.16       92.88
Not Available |        219        7.12      100.00
--------------+-----------------------------------
        Total |      3,074      100.00

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