Frequencies for versionnum variable in network2014 dataset :

    Version |
     Number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         53        5.66        5.66
          2 |         55        5.87       11.53
          3 |         87        9.28       20.81
          4 |         90        9.61       30.42
          5 |        128       13.66       44.08
          6 |        143       15.26       59.34
          7 |        118       12.59       71.93
          8 |        100       10.67       82.60
          9 |         76        8.11       90.72
         10 |         35        3.74       94.45
         11 |         33        3.52       97.97
         12 |          9        0.96       98.93
         13 |          1        0.11       99.04
         14 |          4        0.43       99.47
         16 |          5        0.53      100.00
------------+-----------------------------------
      Total |        937      100.00

by Jean Roth , jroth@nber.org , 6 Oct 2016