Frequencies for scipinf2ip variable in hvbp_hai_06_08_2016 dataset :

   SCIP-Inf-2 |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
           0  |      1,669       55.10       55.10
           1  |         73        2.41       57.51
           2  |        112        3.70       61.21
           3  |        116        3.83       65.04
           4  |        110        3.63       68.67
           5  |        134        4.42       73.09
           6  |        133        4.39       77.48
           7  |         85        2.81       80.29
           8  |         73        2.41       82.70
           9  |        287        9.48       92.18
Not Available |        237        7.82      100.00
--------------+-----------------------------------
        Total |      3,029      100.00

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