Frequencies for scipinf2ip variable in hvbp_hai_05_28_2013 dataset :

 SCIP-Inf-2 |
Improvement |
     Points |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        926       31.03       31.03
          1 |        113        3.79       34.82
          2 |        124        4.16       38.97
          3 |        162        5.43       44.40
          4 |        200        6.70       51.11
          5 |        226        7.57       58.68
          6 |        258        8.65       67.33
          7 |        244        8.18       75.50
          8 |        179        6.00       81.50
          9 |        429       14.38       95.88
          . |        123        4.12      100.00
------------+-----------------------------------
      Total |      2,984      100.00

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