Frequencies for first 10,000 rows of numgiv variable in nhamcsed2011 dataset :

      Number of medications given in ED |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
None listed/listed drug Rx at discharge |      4,151       41.51       41.51
                                      1 |      2,371       23.71       65.22
                                      2 |      1,660       16.60       81.82
                                      3 |        873        8.73       90.55
                                      4 |        423        4.23       94.78
                                      5 |        210        2.10       96.88
                                      6 |        122        1.22       98.10
                                      7 |         70        0.70       98.80
                                      8 |        120        1.20      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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