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

compliance: |
    patient |
  room size |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,910       99.10       99.10
          1 |         90        0.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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