Frequencies for scipcard2ip variable in hvbp_scip_08_26_2016 dataset :

  SCIP-Card-2 |
  Improvement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
           0  |      1,114       36.90       36.90
           1  |         94        3.11       40.01
           2  |        103        3.41       43.42
           3  |        107        3.54       46.97
           4  |        133        4.41       51.37
           5  |        125        4.14       55.52
           6  |        143        4.74       60.25
           7  |        154        5.10       65.35
           8  |        127        4.21       69.56
           9  |        547       18.12       87.68
Not Available |        372       12.32      100.00
--------------+-----------------------------------
        Total |      3,019      100.00

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