Frequencies for first 10,000 rows of escripe variable in nhamcsed2009 dataset :

if yes, are |
prescriptio |
    ns sent |
electronica |
       lly? |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |        645        6.45        6.45
         -7 |      3,163       31.63       38.08
          1 |      2,474       24.74       62.82
          2 |      3,718       37.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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