Frequencies for first 10,000 rows of esrd_ntwrk_num variable in pos2014 dataset

       ESRD |
    Network |
     Number |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      9,238       92.38       92.38
         13 |         98        0.98       93.36
         15 |        108        1.08       94.44
         16 |          7        0.07       94.51
         17 |        136        1.36       95.87
         18 |        230        2.30       98.17
          5 |          1        0.01       98.18
          8 |        182        1.82      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016