Frequencies for scipinf2_improvementpoints variable in hvbp_hai_10_28_2014 data

SCIP-Inf-2_Im |
    provement |
       Points |      Freq.     Percent        Cum.
--------------+-----------------------------------
   0 out of 9 |        994       32.18       32.18
   1 out of 9 |         91        2.95       35.12
   2 out of 9 |         96        3.11       38.23
   3 out of 9 |        123        3.98       42.21
   4 out of 9 |        160        5.18       47.39
   5 out of 9 |        207        6.70       54.10
   6 out of 9 |        205        6.64       60.73
   7 out of 9 |        213        6.90       67.63
   8 out of 9 |        189        6.12       73.75
   9 out of 9 |        588       19.04       92.78
Not Available |        223        7.22      100.00
--------------+-----------------------------------
        Total |      3,089      100.00

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