Frequencies for first 10,000 rows of dgnstc_xray_onst_rsdnt_sw variable in pos2003 dataset :

       srv: |
xray-onsite |
 -residents |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,304       73.04       73.04
          N |        490        4.90       77.94
          Y |      2,206       22.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017