Frequencies for first 10,000 rows of numdis variable in nhamcsed2010 dataset :

         Number of medications given at |
                              discharge |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
none listed/listed drug given at ed onl |      5,093       50.93       50.93
                                      1 |      2,481       24.81       75.74
                                      2 |      1,623       16.23       91.97
                                      3 |        581        5.81       97.78
                                      4 |        135        1.35       99.13
                                      5 |         43        0.43       99.56
                                      6 |         19        0.19       99.75
                                      7 |         12        0.12       99.87
                                      8 |         13        0.13      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016